Service Manuals, User Guides, Schematic Diagrams or docs for : Compaq-HP HP_TX2500

<< Back | Home

Most service manuals and schematics are PDF files, so You will need Adobre Acrobat Reader to view : Acrobat Download Some of the files are DjVu format. Readers and resources available here : DjVu Resources
For the compressed files, most common are zip and rar. Please, extract files with Your favorite compression software ( WinZip, WinRAR ... ) before viewing. If a document has multiple parts, You should download all, before extracting.
Good luck. Repair on Your own risk. Make sure You know what You are doing.




Image preview - the first page of the document
HP_TX2500


>> Download HP_TX2500 documenatation <<

Text preview - extract from the document
             1                          2                            3                             4                               5                                    6                                  7                                            8




    PCB STACK UP
     LAYER 1 : TOP
                                                        Soyuz 2.0 SYSTEM DIAGRAM                                                                                                                                                                            01
                                                    DDRII-SODIMM1         DDRII   667/800 MHz
     LAYER 2 : SGND1                                                                                        AMD Lion                          CPU THERMAL
                                                             PAGE 8,9                                               Sabie                     SENSOR
A
     LAYER 3 : IN1                                                                                          Griffin                                                                                                                                                             A
                                                                                                          S1G2 Processor                               PAGE 7                                                                         14.318MHz
     LAYER 4 : IN2                                  DDRII-SODIMM2         DDRII   667/800 MHz
                                                                                                       638P (uPGA)/35W
     LAYER 5 : VCC                                           PAGE 8,9                                      PAGE 5,6,7                                                       CPU_CLK
                                                                                                                                                                            NBGFX_CLK                                       CLOCK GEN
     LAYER 6 : IN3                                                                                                                                                          NBGPP_CLK                                    ICS9LPRS476AKLFT-->HP
     LAYER 7 : SGND2                                                                                                                                                        SBLINK_CLK                                   SLG8SP626VTR-->HP
                                                                                                          HT3                                                                                                            RTM880N-795 -->HP
     LAYER 8 : BOT                                                                                                                                                                                                                                      PAGE 4

                                                                                     PCI-E                                                                        CRT




                 www.kythuatvitinh.com
                                                                                                                                                                  PAGE 20
                                                                                                  NORTH BRIDGE
                 TV_OUT                                    Express         Mini PCI-E
                                                                                                                                                                  LVDS
                                     LAN                                                                  RS780M
     Cable       VGA                 Realtek               Card            Card                                                                                   PAGE 19
     Docking     RJ-45               PCIE-LAN
                                                                                                  21mm X 21mm, 528pin BGA
                                                           (NEW CARD)      (Wireless
                 CIR/Pwr btn         RTL8111C                                                                                                                     S-Vidio
B
                                                                           LAN/ROBSON/TV)                                                                                                                                                                                       B

                 SPDIF Out          (10/100/GagaLAN)
                                                                                                                                   Side port
                                                                                                                                                                  PAGE 20                                                                      (2.0/1.1)
                 Stereo MIC          PAGE 26,27              PAGE 28              PAGE 31
                 Headphone Jack                                                                                                                                                                                                        Express Card x1
                                                                                                          PAGE 10,11,12,13                                                                                                             Cable Docking x1
                 USB Port                                                                                                               256mb RAM
                                                                                                                                                                                                                                       WLAN X1
                 VOL Cntr               RJ45                                                      PCIE X4                                     PAGE 10                                                                                        PAGE 28,32
     PAGE 32                                                                                                                                                                              SBSRC_CLK
                                        PAGE 26                                                                                                                                                                                                        2,4,8
                                                                                                                                        USB2.0

                                                SATA - HDD
                                                                          SATA0 150MB                                                   0,1,6               7                     12                      13                      9                         3
                                                                                                                                       USB2.0 Ports       Camera               Fingerprint           Touch                    Bluetooth                Card Reader
                                                           PAGE 28                                     SOUTH BRIDGE                                                                                  Screen                                            RTS5158
     SYSTEM CHARGER(ISL6251A)                                                                                                          X3
                                                                                                                                              PAGE 25            PAGE 19               PAGE 19         PAGE 19                        PAGE 25               PAGE 21
                          PAGE 39                                                                          SB700
                                                SATA - CD-ROM
                                                                          SATA0 150MB                                                   (2.0/1.1)               (2.0)             (1.1)                   (1.1)                 (2.0)                  (2.0)
                                                                                                   21mm X 21mm, 528pin BGA
     SYSTEM POWER MAX1631A                                 PAGE 28
                                                                                                                    4.5W(Ext)                                                                                                                           Memory
                          PAGE 33                                                                                                                                                                                                                       CardReader
C                                                                                                                   4.3W(Int)                                                                                                                                                   C
                                                                                                                                        Azalia                                                                                                          PAGE 21
    DDR II SMDDR_VTERM                                                                            PAGE 14,15.16.17.18
    1.8V/1.8VSUS
                          PAGE 36

     VCCP +1.1V AND +1.2V(RT8204)
                                                                                                         LPC                                           ALC268
                                                                                                                                                                                                                               Digitally signed b
                                                                                                                 MDC DAA
                          PAGE 34
                                                  Keyboard                                                             PAGE 24
                                                                                                                                                       PAGE 22
                                                                                                                                                                                                                               DN: cn=dd, o=dd
                                                                PAGE 29                 ENE KBC
                                                                                                                                                                                                                               ou=dd,
     CPU CORE ISL6265A
                          PAGE 35                 CIR X2                                KB3926 Bx                                                  AUDIO
                                                                                                                                                   Amplifier

                                                                                                                                                                                                                               email=dddd@ya
                                                                PAGE 30

                                                  Touch Pad                                                                                            PAGE 23
                                                                                                                                                                                                                               com, c=US
                                                                PAGE 30                         PAGE 30



                                                                                                                                                                                                                               Date: 2009.11.20
D                                                                                                                                                                                                                                                                               D
                                                                                                                     Digital MIC        AUDIO CONN        SPEAKER
                                                                                                                                        (Phone/ MIC)      Conn

                                                                                                                                                                                                                               20:46:17 +07'00'
                                                                                                                     PAGE 22                PAGE 22       PAGE 23
                                                                                     FAN           SPI                                                                                                               PROJECT : TT9
                                                                                                                                                                                                                     Quanta Computer Inc.
                                                                                   PAGE 32 PAGE 30                                                                                                         Size      Document Number                                      Rev
                                                                                                                                                                                                           Custom    Block Diagram                                         1A
                                                                                                                                                                                            NB5/RD2/HW1
                                                                                                                                                                                                           Date: Wednesday, January 23, 2008   Sheet    1       of   41
             1                          2                            3                             4                               5                                    6                                  7                                            8
                   5                                 4                3                                            2                                                         1




    INDEX                                                Power & Ground
    Pg#                Description            NOTE        Label
                                                          +VIN
                                                                                ACTIVE
                                                                               S0, S3, S4, S5
                                                                                                            Description
                                                                                                AC ADAPTER (18.5V)
                                                                                                                                               Control
                                                                                                                                               Signal                                     02
     1        Schematic Block Diagram
                                                          +BATT                S0, S3, S4, S5   MAIN BATTERY + (6.2V-8.4V)
     2        System Information
D                                                                                                                                                                                                             D
                                                          +AVBAT               S0, S3, S4, S5   RTC & KBC POWER        (3.3V)
     3        Power sequence chart
                                                          +12VALW              S0, S3, S4, S5   +12V
     4        CLOCL GENERATOR
                                                          +VCORE               S0               CPU CORE POWER (0.375-1.5V)                         VRON
    5-7       AMD CPU S1G2 Griffin
                                                          +CPUVDDNB            S0               CPU CORE POWER (1.375-1.5V)                         VRON
    8-9       DDR II SO-DIMM
                                                          +1.1V_NB             S0               +1.1 to +1.0 DYN                                    VRON
    10-13     RS780M
                                                          +1.1V                S0               +1.1V                                               VRON
    14-18     SB700




               www.kythuatvitinh.com
                                                          +1.2VS5              S0, S3, S4, S5                                                       S5_ON
     19       LCD CONNECTOR / LCD PWR / LID
                                                          +1.2V                S0               +1.2V                                               VRON
     20       20--CRT,TV_OUT
                                                          +3V                  S0                                                                   MAINON
     21       RTS5158E & CR SOCKET
                                                          +3VSUS               S0, S3                                                               SUSON
     22       Azalia ALC268
C                                                                                                                                                                                                             C
                                                          +3VS5                S0, S3, S4, S5                                                       S5_ON
     23       JACK/AMP_TPA0312
                                                          +3VPCU               S0, S3, S4, S5   ALWAYS POWER (3V)
     24       Si3080 and MDC1.5 Connector
                                                          +5V                  S0                                                                   MAIND
     25       Blue Tooth / USBX3 / TPM
                                                          +5VSUS               S0, S3                                                               SUSON
     26       RTL8111C/RJ45
                                                          +5VPCU               S0, S3, S4, S5   ALWAYS POWER (5V)
     27       LAN Power
                                                          +1.5V                S0                                                                   MAIND
     28       NEW CARD/SATA ODD/SATA HDD
                                                          +1.8VSUS             S0, S3           DDR CORE POWER                                      SUSON
     29       LED/KEYBOARD/SW
                                                          +1.8V                S0                                                                   MAINON
     30       KB3926/ROM/TP
                                                          +2.5V                S0               CPU VDDA                                            VR2.5_ON
     31       Mini CARD/Hole
                                                          +0.9VSMVTT           S0               DDR COMMAND & CONTROL PULL UP POWER                 MAINON
B    32       CABLE DOCKING/FAN                                                                                                                                                                               B

                                                         +0.9VSMVREF_DIMM      S0, S3           DDR REF POWER                                       SUSON
     33       3V/5V(MAX1631A)
                                                          +AVDD                S0               AUDIO ANALOG POWER (5V)                             MAINON
     34       +1.2V/+1.1V (RT8204)
                                                          +3VLANVCC            S0, S3, S4, S5   LAN Power                                           LAN_ON
     35       +CPU_CORE ISL6265
     36       +1.8VSUS/+1.8V/+2.5V
                                                                    GND        ALL PAGES        DIGITAL GROUND
     37       +1.1V/+1.2V_S5/+1.5V
     38       DISCHARGE                                             AGND                         AUDIO GND

     39       Charger (ISL6251)
                                                          SMBUS           SMBUS function define
                                                         SMBCLK0
          * --> Un-stuff (ex. *1K/04)                                     DDR / DDR THER / CLOCK GEN         (+3V)
A
                                                         SMBDAT0                                                                                                                                              A
          04-- 0402 footprint                            SMBCLK1
          06-- 0603 footprint                                             Mini Card (+3VS5)
                                                         SMBDAT1
          08-- 0805 footprint
                                                         SMBCLK2
          12-- 1206 footprint
                                                         SMBDAT2
                                                                          New CARD (+3VS5)                                                              PROJECT : TT9
          F-- 1% tolerance                                                                                                                              Quanta Computer Inc.
                                                                                                                                              Size      Document Number                                 Rev
                                                                                                                                              Custom    System Information                               1A
                                                                                                                                NB5/RD2/HW1
                                                                                                                                              Date: Wednesday, January 23, 2008   Sheet   2   of   41
                   5                                 4                3                                            2                                                         1
                     5                                   4                                  3                             2                                                   1




                                                                                                                                                                                            03
     CPU Power Group A                                       CPU Power Group B                                     3VPCU/5VPCU
D     EC Pin98                                                                                                                                                                                                  D

      SUSON                             HWPG                                                    VRM_PWRGD          NBSWON1#
                                                                                     +VCORE0
                            +1.8VSUS
                                                                                                                   DNBSWON#

                                                                 EC Pin33
                                                                                                                   S5_ON
                                                                 VR_ON
                                                                                     +VCORE1
                                                                                                                   RSMRST#
                           +0.9VSMVTT
                                                                                                                   SUSC




                 www.kythuatvitinh.com
                                                                                    +CPUVDDNB
      EC Pin102                                                                                                    SUSB
      VR2.5_ON
                            +2.5V                                                                                  SUSON
                                                                                                HWPG
                                                                                     +1.2V
C                                                                                                                  MAINON                                                                                       C




                                                                 EC Pin33                                          VR_ON
    EC Pin101
                                                                 VR_ON                          HWPG
    S5_ON                  S5_OND                                                    +1.1V
                                                                                                                   VR2.5_ON
                  Delay                        +3VS5

                                                                                                                   HWPG
                          EC Pin101
                                                                 EC Pin33
                           S5_ON                                                                HWPG
                                                                 VR_ON                                             VRM_PWRGD
                                               +1.2VS5                              +1.1V DYN

                                                                                                                   ECPWROK


                                                                                                                   NB_PWRGD_IN
                                               +5VSUS            EC Pin99
                                                                                                HWPG
                                                                 MAINON
                                                                                    +1.5V                          SB_PWRGD_IN
B                                                                                                                                                                                                               B
    EC Pin98
    SUSON                  SUSD                                                                                    CPU CLK IN
                  Delay                        +3VSUS

                                                                                                                   CPU RESET
                                                               EC Pin99
                                                               MAINON                1.8V_OND          +1.8V       CPU POWER OK
                                               +5V                          Delay

                                                                                                                   CPU_LDTSTOP#
    EC Pin99                                                 EC Pin100
    MAINON                 MAIND                             LAN_POWER               LAN_ON
                  Delay                        +3V                          Delay                      +3VLANVCC




A                                                                                                                                                                                                               A




                                                                                                                                                          PROJECT : TT9
                                                                                                                                                          Quanta Computer Inc.
                                                                                                                                                Size      Document Number                                 Rev
                                                                                                                                                Custom    Power control                                    1A
                                                                                                                                  NB5/RD2/HW1
                                                                                                                                                Date: Wednesday, January 23, 2008   Sheet   3   of   41
                     5                                   4                                  3                             2                                                   1
                                   5                                                                                 4                                                                           3                                                                              2                                                                    1



                       0.2A                                                                                                                                                                                                                                                                      NB CLOCK INPUT TABLE
                                       60 ohm, 0.5A

    +1.2V        L29

              600 ohms@100Mhz
                                   FBM-11-160808


                                                C273
                                         22U/6.3VC_8
                                                                   C542
                                                            0.1U/10VC_4
                                                                                     C539
                                                                              0.1U/10VC_4
                                                                                                            C541
                                                                                                                 +1.2V_CLKVDDIO


                                                                                                                        C269
                                                                                                     0.1U/10VC_4 0.1U/10VC_4
                                                                                                                                        C563
                                                                                                                                 0.1U/10VC_4
                                                                                                                                                        C548
                                                                                                                                                 0.1U/10VC_4
                                                                                                                                                                                                                                  Clock chip has internal serial
                                                                                                                                                                                                                                  terminations
                                                                                                                                                                                                                                  for differencial pairs, external resistors
                                                                                                                                                                                                                                  are
                                                                                                                                                                                                                                                                                           NB CLOCKS

                                                                                                                                                                                                                                                                                           HT_REFCLKP

                                                                                                                                                                                                                                                                                           HT_REFCLKN

                                                                                                                                                                                                                                                                                           REFCLK_P
                                                                                                                                                                                                                                                                                                               RX780


                                                                                                                                                                                                                                                                                                           100M DIFF
                                                                                                                                                                                                                                                                                                           100M DIFF
                                                                                                                                                                                                                                                                                                                                     RS780


                                                                                                                                                                                                                                                                                                                                   100M DIFF
                                                                                                                                                                                                                                                                                                                                   100M DIFF
                                                                                                                                                                                                                                                                                                                                                                   04
                                                                                                                                                                                                                                  reserved for debug purpose.                                              14M SE (1.8V)           14M SE (1.1V)
                       0.5A                                                                                                                                                                                                                                                                REFCLK_N        NC                      vref

                       DCR: 0.5 ohm                                                                                                                                                                                                                                                        GFX_REFCLK      100M DIFF               100M DIFF(IN/OUT)*
D                                            +3V_CLKVDD                                                                                                                                                                                                                                                                                                                                         D
              600 ohms@100Mhz
                                                                                                                                                                                                                                                                                           GPP_REFCLK      100M DIFF               NC or 100M DIFF OUTPUT
    +3V       L30               FBM-11-160808                                                                 +3V_CLKVDD
                                                                                                                                                                                                                                                                                           GPPSB_REFCLK    100M DIFF               100M DIFF
                    60 ohm, 0.5A
                                              C276            C284              C567               C565               C547            C544            C540               C545           C569            C557
                                       22U/6.3VC_8     2.2U/6.3VC_6      0.1U/10VC_4        0.1U/10VC_4        0.1U/10VC_4     0.1U/10VC_4     0.1U/10VC_4        0.1U/10VC_4    0.1U/10VC_4     0.1U/10VC_4



                                             +3V_CLKVDD
                                                                                                 Place very
                                                                                                 close to
                                                                                                 C/G                                                                                                                                                      Place within 0.5"
                                                         L31                                                   +3V_CLK_VDDA                               U31A
                                                         BLM18PG221SN1D                                                                                                                                                                                   of CLKGEN                 R418    *261/F_4
                                                                                                                     C551
                                                                          C295                                                                       49                                                      56        CPUCLK0P         RP37     4           3 0X2_4P2R_4             CPUCLKP
                                                                                                                                                             VDDA                       CPUKG0T_LPRS                                                                                                             CPUCLKP 5




                          www.kythuatvitinh.com
                                                                      22U/6.3VC_8                              2.2U/6.3VC_6                          48                                                      55        CPUCLK0N                  2           1                        CPUCLKN
                                                                                                                                                             GNDA                       CPUKG0C_LPRS                                                                                                             CPUCLKN 5
                                                                                                               +3V_CLK_VDDA                          62                                                      33        NBGFXCLK0P       RP32     4           3 0X2_4P2R_4           NBGFX_CLKP
                                                                                                                                                             VDDREF                        ATIG0T_LPRS                                                                                                           NBGFX_CLKP 12
                                                                                                                                                     66                                                      32        NBGFXCLK0N                2           1                      NBGFX_CLKN
                                                                                                                                                             GNDREF                        ATIG0C_LPRS                                                                                                           NBGFX_CLKN 12
                                                                                                                     C570                                                                                    31
                                                                                                                                                                                           ATIG1T_LPRS
                                                                                                                                                     69      VDD48                         ATIG1C_LPRS       30
                                                                                                               2.2U/6.3VC_6                          29                                                      26
                                                                                                                                                             VDDATIG                       ATIG2T_LPRS
                                                                                                                                                     54      VDDCPU                        ATIG2C_LPRS       25
                                                                                                                                                     61      VDDHTT
                                                                                                                                                     38      VDDSB_SRC                 SB_SRC0T_LPRS         40
                                                                                                                                                     17      VDDSRC                    SB_SRC0C_LPRS         39
C                                                                                                                                                    44      VDDSATA                   SB_SRC1T_LPRS         35                                                                                                                                                                                 C
                                                                                                                         +3V_CLKVDD                   3                                                      34
                                                                                                                                                             VDDDOT                    SB_SRC1C_LPRS
                                                                                                                                                     28      VDDATIG_IO                   SRC0T_LPRS         23
                                                                                                                                                     53      VDDCPU_IO                   SRC0C_LPRS          22
                                                                                                                                                     37                                                      21        PCIENEWCLK0P     RP31     4           3     0X2_4P2R_4PCIE_NEW_CLKP
                                                                                                                                                             VDDSB_SRC_IO                 SRC1T_LPRS                                                                                                         PCIE_NEW_CLKP 28
                                                                                                                                                     12                                                      20        PCIENEWCLK0N              2           1               PCIE_NEW_CLKN
                                                                                                                                                             VDDSRC_IO1                  SRC1C_LPRS                                                                                                          PCIE_NEW_CLKN 28
                                                                                                                     +1.2V_CLKVDDIO                  18                                                      16        PCIEMINICLK1P    RP33     4           3     0X2_4P2R_4PCIE_MINI1_CLKP
                                                                                                                                                             VDDSRC_IO2                   SRC2T_LPRS                                                                                                         PCIE_MINI1_CLKP 31
                                                                                                                                                                                                             15        PCIEMINICLK1N             2           1               PCIE_MINI1_CLKN
                                                                                                                                                                                         SRC2C_LPRS                                                                                                          PCIE_MINI1_CLKN 31
                                                                                                                                                                                                             14        PCILANCLK0P      RP34     4           3     0X2_4P2R_4PCIE_LAN_CLKP
                                                                                                                                                                                          SRC3T_LPRS                                                                                                         PCIE_LAN_CLKP 26
                                                                                                                                                     72                                                      13        PCILANCLK0N               2           1               PCIE_LAN_CLKN
                                                                                                                                                             GND48                       SRC3C_LPRS                                                                                                          PCIE_LAN_CLKN 26
                                                                                                                                                     27                                                      10        SBLINKCLK0P      RP36     4           3     0X2_4P2R_4SBLINK_CLKP
                                                                                                                                                             GNDATIG1                     SRC4T_LPRS                                                                                                         SBLINK_CLKP 12
                                                                                                                                                      6                                                      9         SBLINKCLK0N               2           1               SBLINK_CLKN
                                                                                                                                                             GNDDOT                      SRC4C_LPRS                                                                                                          SBLINK_CLKN 12
                                                                                                                                                     52      GNDCPU                       SRC5T_LPRS         8
                                             PV Modify for RTC problem                                                                               58                                                      7
                                                                                                                                                             GNDHTT                      SRC5C_LPRS                    SBSRCCLK0P       RP35
                                                                                                                                                     47      GNDSATA                SRC6T/SATAT_LPRS         46                                  4           3 0X2_4P2R_4SBSRC_CLKP                          SBSRC_CLKP 14
                                                                                                                                                     36                                                      45        SBSRCCLK0N                2           1           SBSRC_CLKN
                                                                                                                                                             GNDSB_SRC             SRC6C/SATAC_LPRS                                                                                                          SBSRC_CLKN 14
                                                                                                                                                     11      GNDSRC1             SRC7T_LPRS/27Mhz_SS         5
                                                                                                                                                     19                                                      4                                                                                                                     SI EMI request
                                                                                                                                                             GNDSRC2             SRC7C_LPRS/27Mhz_NS
                                                                                                                                                                                                             60        NBHTREFCLK0P       R416              0_4             NBHT_REFCLKP
                                                                                                                                                                                      HTT0T/66M_LPRS                                                                                                       NBHT_REFCLKP 12
              C299       22P/50VA_4        CG_XIN                                                                    CG_XIN                          67                                                      59        NBHTREFCLK0N       R417              0_4             NBHT_REFCLKN
                                                                                                                                                             X1                       HTT0C/66M_LPRS                                                                                                       NBHT_REFCLKN 12
                                                                                                                     CG_XOUT                         68                                                      71        CLK48MUSBCR        R405              33_4            CLK_48M_USB_CR
                                                                                                                                                             X2                               48MHz_0                                                                                                      CLK_48M_USB_CR 21
                                   2




                                                                                                                                                                                                             70        CLK48MUSB          R412              33_4            CLK_48M_USB
                                                                                                                                                                                              48MHz_1                                                                                                      CLK_48M_USB 15
                            Y3                                                                                       CLK_PD#                         57
                       14.318MHZ                                                                                                                             PD#                                                       SEL_HT66
                                                                                                                                                                                       REF0/SEL_HTT66        65
                                                                                                                                                                                                             64        SEL_SATA
                                   1




              C300       22P/50VA_4        CG_XOUT                                                                   PCLK_SMB                                                           REF1/SEL_SATA                  SEL_27                  R415                158/F_4
                                                                               8,9,15 PCLK_SMB                                                        1      SMBCLK                       REF2/SEL_27        63                                                                                              EXT_NB_OSC 12
                                                                                                                     PDAT_SMB                         2                                                                                        R165 1            2 90.9/F_4
                                                                               8,9,15 PDAT_SMB                                                               SMBDAT
                                                                                                                                                                                                             24        CLKREQ0#
B                                                                                                                                                                                              CLKREQ0#                EXT_NWD_CLK_REQ#                                                                                                                                                         B
                                                                                                                                                                                               CLKREQ1#      51                                                                                              EXT_NWD_CLK_REQ# 28
                                                                                                                                                                                                             50        CLK_MINI_OE#
                                                                                                                                                                                               CLKREQ2#                                                                                                      CLK_MINI_OE# 31
                                                                                                 1           2       SB_SRC_SLOW#                    41                                                      43        CLKREQ3#                      For RS780 1.1V
                                       16 CHIPSET_PCIE_SLOW_SB#                                                                                              SB_SRC_SLOW#                      CLKREQ3#
                                                                                           D10             *CH501H-40PT L-F                                                                                  42        CLKREQ4#
                                                                                                                                                                                               CLKREQ4#

                                                                                                                                                                                                                                                                                                                                                                               +3V
                                                                                                                                                          RTM880N-795-VB-GR
                                                                                                                                                                                                                                                                              SI Fix SRC signal use
                                                                                                                                                     73                 THERMAL GND                          77                                                                                                              CLKREQ0#                8.2K_4            R496
                                                                                                                                                             eGND73                              eGND77
                                                                                                                                                     74      eGND74                              eGND76      76
                                                                                                                                                     75                                                      78                                                                                                              CLKREQ3#                *8.2K_4           R497
                                                                                                                                                             eGND75                              eGND78
                                                                                                                                                                                                                                                                                                                             CLKREQ4#                *8.2K_4           R498
                                                                                                                                                          U31B
                                                                                                                                                          RTM880N-795-VB-GR                                                                                                                                                  CLK_MINI_OE#            8.2K_4            R499
                                                                                                                                                                                                                                               +3V_CLKVDD                   SI Fix bios can not write
                                                                                                                                                                                                                                                                                                                                     SI Modified -- add clock
                                                                                                                                                                                                                                                                                                                                     request pin pull Hi for new
                                                                                                                                                                                                                                                                                                                                     version clock gen
                                                                                                                                                                                                                                             



◦ Jabse Service Manual Search 2024 ◦ Jabse PravopisonTap.bg ◦ Other service manual resources online : FixyaeServiceinfo