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Acer Aspire 5349_5749_Quanta_ZRL_Rev1A


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                     5                                                   4                                                                                      3                              2                                                         1




       VER : 1A
     BOM P/N              Description
    31ZRLMB0000          ZRL MB ASSY(UMA,HR,DC)W/O CPU                                                                                                                                      CHARGER
    31ZRLMB0010          ZRL MB(UMA,HR,DC,SURGE)W/O CPU                                                                                                                                     ISL88731             P27
D                                                                                                                                                                                                                                                                                     D


                                                                                                                                                                                            3/5V SYS PWR
                                                                                                                                                                                            RT8223M              P28
                                                                                                         intel
                                                                                                                                                                             CPU CORE PWR
                                                                                                                                                                                            ISL95835             P29




                                                                        DDR SYSTEM MEMORY
                                                                                                   SandyBridge                                                                              CPU +1.05V_VTT                +1.8V
                                                                                                                                                                                            RT8238A              P30      HPA00835RTER             P33
                                                                                                   DC 35W                        PCI-E
                                                                                                                                 X16
                                                                                                                                                                                            DDR3 +1.5_SUS                 discharger
                                                                                                                                                                                            RT8207A              P31                               P33
       DDR III - SODIMM 0                 Dual Channel DDR III                                        rPGA 988
                                                                                                      (37.5mm X 37.5mm)
                                            1066 MHz
       DDR III - SODIMM 1                                                                                                                                                                   +VCCSA                        Thermal protect
                                                                                                                                                                                            RT8241DZ             P32                               P33
C                               P14, 15                                                            FDI      CLK    DMI                                                                                                                                                                C
                                                                                                                             P4~P7                          5GT/s


                                                                FDI interface                                            X4 DMI interface
                                                                                            2.7GT/s                      5GT/s
                                                       SATA0
       HDD (SATA)                                                                                  FDI      CLK    DMI                                       INT_CRT
                         P20                                                                                                                                                                                   CRT
                                                                                                         intel



                                                                                                                                    iGFX Interfaces
                                                                                                                                                                                                                                        P16
                                                                        SATA Gen3
                                                       SATA1
       ODD (SATA)                                                       SATA Gen2                                                                       INT_LVDS
                         P20                                                                                                                                                                                   LVDS                     P16

                                                       USB 2.0
       USB 2.0 * 3                                                                                                                                           INT_HDMI
                                                                                                CougarPoint 0.7                  PCI-E                                                                         HDMI
       USB1,3,9           P24                                           USB                                                                                                                                                             P17


B
       Bluetooth                                                                                                                                                                                                                                                                      B

                                                                        HDA                                                                                  PCI-Express Gen2     PCIE-6
       USB4               P24
                                                                                                      mBGA 989                                               5GT/s                          MINI CARD
                                                                                                         (25mm X 25mm)                                                            USB-13
                                                                                                                                                                                            WLAN
       CCD (Camera)                                                                                                                                                                                        P19
                                                       Azalia
       USB8               P16
                                                                        RTC
                                                                                                                           P8~P13                               X'TAL
                                                      X'TAL             P9                                                                                                         PCIE-1
       Card Reader                                                                                                                                              25MHz                       ATHEROS AR8158
                                                    32.768KHz
                                                                                             SPI                             LPC
                                                                                                                                                                                                                                          RJ45
       USB12              P23
                                                                                                                                                                                            10/100 LAN P18                                          P18

                                                                                                                                                                                                       X'TAL
                                                                                                                                                                                                       25MHz
                           Audio CODEC                            Dual SPI ROM                                    WPCE791/FLASH
                           REALTEK ALC271X
                                                                 4MB x1 (Basic ME+Braidwood)                       NPCE971
                                              P21                                                         P9                                          P26
A                                                                                                                                                                                                                                                                                     A




                                                                                                                                                                                                                                              Quanta Computer Inc.
      HP Jack            MIC Jack SPK               DMIC          SPI ROM Touch Pad                                        Keyboard                             Fan Driver                                                                    PROJECT : ZRL
                                                                                                                                                                                                                  Size    Document Number                                      Rev
               P22                 P22      P21           P21                                P26                  P25                                  P25
                                                                                                                                                                (DA Type)   P25                                                                                                  1A
                                                                                                                                                                                                                                              Block Diagram
                                                                                                                                                                                                                  Date:   Tuesday, June 21, 2011         Sheet   1   of   34
                     5                                                   4                                                                                      3                              2                                                         1
                1                          2                                 3                                   4               5                 6              7                                              8



    ZRL power tree


                                                                                                                                      +5VPCU                                 +5VPCU
                                                                                                                                                                             

                                                                                                                                                  MDV1660                                         3A
                                                                                                                                                                             +5V_S5
                                                                                                                           RT8223M                                           
A
                                                                                                                           PU4                                                                                                            A


                                                                                                                                                  MDV1660                    +5V                  2.5A
                                                                                                                                                                             




                                                                                                                     VIN
                                                                                                                                      +3VPCU                                 +3VPCU
                                                                                                                                                                             
                                                                                                                                                  AO3404                                          0.21A
                                                                                                                                                                             +3V_S5
                                                                                                                                                                             


                                                                                                                                                  MDV1660                    +3V                  3.65A
                                                                                                                                                                             

                                                     ADAPTER             Smart                                                                    HPA00835RTER
                                                                                                                                                                             +1.8V    1.75A
                                                                         Charger
                                                                                                                                                  PU7                        
                                                                         ISL88731C
                                                     BATTERY             PU2
B                                                                                                                                                                                                                                         B

                                                                                                                                      +1.5V_SUS                              +1.5V_SUS                  13A
                                                                                                                                                                             

                                                                                                                                                  AO3404                     +1.5V                      0.38A
                                                                                                                                                                             

                                                                                                                           RT8207L
                                                                                                                           PU9                                                                                       0.75A
                                                                                                                                                                             +0.75V_DDR_VTT
                                                                                                                                                                             

                                                                                                                                                                             +SMDDR_VREF                     0.38A
                                                                                                                     VIN




                                                                                                                                                                             



                                                                                                                           RT8238A                                                                     14A
                                                                                                                                                                              +1.05V_S5
                                                                                                                           PU8                                                
      Power States
                                                                                 CONTROL
        POWER PLANE       VOLTAGE       DESCRIPTION                                            ACTIVE IN
                                                                                 SIGNAL
                                                                                                                           RT8241DZ                                          +VCCSA 6A
C       VIN               +10V~+19V     MAIN POWER                               ALWAYS        ALWAYS                                                                                                                           C
                                                                                                                           PU6
        +VCCRTC           +3V~+3.3V     RTC POWER                                ALWAYS        ALWAYS

        +3VPCU            +3.3V         EC POWER                                 ALWAYS        ALWAYS

        +5VPCU            +5V           CHARGE POWER                             ALWAYS        ALWAYS
                                                                                                                           ISL95835HRTZ-T                                    +VCC_GFX                    33A
        +15V              +15V          CHARGE PUMP POWER                        ALWAYS        ALWAYS
                                                                                                                           PU5                                               
        +3V_S5            +3.3V         LAN/BT/CIR POWER                         S5_ON         S0-S5

        +5V_S5            +5V           USB POWER                                S5_ON         S0-S5

        +5V               +5V           HDD/ODD/Codec/TP/CRT/HDMI POWER          MAINON        S0                                                                             +VCC_CORE                  53A
        +3V               +3.3V         PCH/GPU/Peripheral component POWER       MAINON        S0                                                                             
        +1.5VSUS          +1.5V         CPU/SODIMM CORE POWER                    SUSON         S0-S3

        +0.75V_DDR_VTT    +0.75V        SODIMM Termination POWER                 MAINON        S0

        +VGFX_AXG         variation     Internal GPU POWER                       GFX_ON        S0

        +1.8V             +1.8V         CPU/PCH/Braidwood POWER                  MAINON        S0

        +1.5V             +1.5V         MINI CARD/NEW CARD POWER                 MAINON        S0

        +1.1V_VTT        +1.05V or +1.1V CPU VTT POWER                           MAINON        S0

        +1.05V            +1.05V        PCH CORE POWER                           MAINON        S0

        +VCC_CORE         variation     CPU CORE POWER                           VRON          S0
D                                                                                                                                                                                                                                         D
        LCDVCC            +3.3V         LCD POWER                                LVDS_VDDEN    S0

        +5V_GPU           +5V           SWITCHABLE PWM IC POWER              dGPU_PWR_EN#      Discrete enable

        +GPU_CORE         +0.9V~+1.1V   GPU CORE POWER                           +3V_D         Discrete enable

        +GPU_IO           +0.9V~+1.1V   GPU I/O POWER                            PG_GPUIO_EN   Discrete enable

        +1.5V_GPU         +1.5V         VRAM CORE POWER                          PG_1.5V_EN    Discrete enable

        +1.8V_GPU         +1.8V         GPU_CRE/LVDS/PLL POWER                   +1.5V_GPU     Discrete enable
                                                                                                                                                                                             Quanta Computer Inc.
        +1V               +1V           DP/PEG POWER                             PG_1V_EN      Discrete enable                                                                               PROJECT : ZRL
                                                                                                                                                                 Size    Document Number                                           Rev
                                                                                                                                                                                                                                     1A
                                                                                                                                                                         PWR Status & GPU PWR CRL & THRM
                                                                                                                                                                 Date:   Tuesday, June 21, 2011          Sheet       2   of   34
                1                          2                                 3                                   4               5                 6              7                                              8
    5                             4                                                           3                                                   2                                                            1




                                                                                                                                                                                                                               03

D                                                                                                                                                                                                                                           D




                                  +3V_S5     +3V_S5
                                                                                                                              +3V_GPU +3V_GPU
                                                                                                              +3V_GPU
                                      2.2K    2.2K
                                                                                                                                                      N12P-GE
                                                                                                                                 2.2K      2.2K
                          SMB_ME0_CLK
                                                                                                                 G
                                                                                                          D           S   I2CS_SCL
                                                                                                               NMOS
                          SMB_ME0_DAT
                                                                                                                 G
                                                                                                          D           S    I2CS_SDA
                                                                                                               NMOS
                                  +3V_S5     +3V_S5                            +3VPCU     +3VPCU
                                                                  +3V_S5
C                                                                                                                                                                                                                                           C




           intel                      2.2K    2.2K                              6.8K          6.8K

                                                                  G
                          SMB_ME1_CLK                        S     NMOS    D          MBCLK                                  EC
                                                                       G
                                                                                                                          ITE 8518
                          SMB_ME1_DAT                        S             D          MBDATA
        CougarPoint 0.7                                            NMOS




         mBGA 989
                                  +3V_S5     +3V_S5                             +3V           +3V
            (25mm X
            25mm)                                        +3V_S5
                                                                                                     Slave ADDRESS :A0H                   Slave ADDRESS :A4H
                                                                                                      DDR3 DIMM-0-STD       VREF DQ0      DDR3 DIMM-1-STD       VREF DQ1
B                                                                                                     (5.2H)                M2 Solution   (9.2H)                M2 Solution                                                                 B
                                      2.2K    2.2K                              4.7K          4.7K

                                                            G
                          SMB_PCH_CLK                D             S   SMB_RUN_CLK
                                                          NMOS

                                                            G
                          SMB_PCH_DAT                D             S   SMB_RUN_DAT
                                                          NMOS




A                                                                                                                                                                                                                                           A




                                                                                                                                                                                                           Quanta Computer Inc.
                                                                                                                                                                                                           PROJECT :ZRL
                                                                                                                                                                              Size    Document Number                                Rev
                                                                                                                                                                                                 SMBus Address                         1A

                                                                                                                                                                              Date:   Tuesday, June 21, 2011       Sheet   3   of   34
    5                             4                                                           3                                                   2                                                            1
                                5                                                                                 4                                                                3                                                                                                    2                                                                                   1




                 Sandy Bridge Processor (DMI,PEG,FDI)

                                                  U17A
                                                                                                                                                                                                                                    Sandy Bridge Processor (CLK,MISC,JTAG)
                                                                                                                                                                                                                                   U17B
                                                                                                                                                                                                                                                                                                                                                                                                   04
                                                                                                                          J22    PEG_COMP
                                                                                                             PEG_ICOMPI
                                                                                                            PEG_ICOMPO    J21
                      [8]    DMI_TXN0       B27    DMI_RX#[0]                                              PEG_RCOMPO     H22
                      [8]    DMI_TXN1       B25                                                                                                                                                                                                                                                                                  A28               CLK_CPU_BCLKP [10]




                                                                                                                                                                                                                                                                       MISC

                                                                                                                                                                                                                                                                                            CLOCKS
                                                   DMI_RX#[1]                                                                                                                                                                                                                                                          BCLK
                      [8]    DMI_TXN2       A25    DMI_RX#[2]                                                                                                       [9]   H_SNB_IVB#                                         C26    PROC_SELECT#                                                                      BCLK#      A27               CLK_CPU_BCLKN [10]
D                                           B24                                                                           K33                                                                                                                                                                                                                                                                                            D
                      [8]    DMI_TXN3              DMI_RX#[3]                                                PEG_RX#[0]
                                                                                                             PEG_RX#[1]   M35
                                            B28                                                                           L34                                                                          SKTOCC#              AN34
                      [8]    DMI_TXP0              DMI_RX[0]                                                 PEG_RX#[2]                                                                TP75                                         SKTOCC#
                      [8]    DMI_TXP1       B26    DMI_RX[1]                                                 PEG_RX#[3]   J35                                                                                                                                                                                  DPLL_REF_CLK      A16               CLK_DPLL_SSCLKP [10]




                                                                  DMI
                      [8]    DMI_TXP2       A24    DMI_RX[2]                                                 PEG_RX#[4]   J32                                                                                                                                                                                 DPLL_REF_CLK#      A15               CLK_DPLL_SSCLKN [10]
                      [8]    DMI_TXP3       B23    DMI_RX[3]                                                 PEG_RX#[5]   H34
                                                                                                             PEG_RX#[6]   H31
                                            G21                                                                           G33                                                                          TP_CATERR#           AL33
                      [8]     DMI_RXN0             DMI_TX#[0]                                                PEG_RX#[7]                                                                TP76                                         CATERR#
                      [8]     DMI_RXN1      E22    DMI_TX#[1]                                                PEG_RX#[8]   G30
                      [8]     DMI_RXN2      F21                                                                           F35




                                                                                                                                                                                                                                                                       THERMAL
                                                   DMI_TX#[2]                                                PEG_RX#[9]
                      [8]     DMI_RXN3      D21    DMI_TX#[3]                                               PEG_RX#[10]   E34
                                                                                                            PEG_RX#[11]   E32                                       [11,26] EC_PECI                                         AN33    PECI                                                                       SM_DRAMRST#       R8                CPU_DRAMRST# [5]
                      [8]     DMI_RXP0      G22                                                                           D33




                                                                                                                                                                                                                                                                                            DDR3
                                                                                                                                                                                                                                                                                            MISC
                                                   DMI_TX[0]                                                PEG_RX#[12]
                      [8]     DMI_RXP1      D22    DMI_TX[1]                                                PEG_RX#[13]   D31




                                                                                 PCI EXPRESS* - GRAPHICS
                      [8]     DMI_RXP2      F20    DMI_TX[2]                                                PEG_RX#[14]   B33
                                            C21                                                                           C32                   [26,29] H_PROCHOT#                 R23          56_4    H_PROCHOT#_R AL32                                                                                                        AK1 SM_RCOMP_0 R138             140/F_4
                      [8]     DMI_RXP3             DMI_TX[3]                                                PEG_RX#[15]                                                                                                             PROCHOT#                                                                    SM_RCOMP[0]
                                                                                                                                                                                                                                                                                                                                 A5  SM_RCOMP_1 R369             25.5/F_4
                                                                                                                                                                                                                                                                                                                SM_RCOMP[1]          SM_RCOMP_2 R383             200/F_4
                                                                                                              PEG_RX[0]   J33                                                                                                                                                                                   SM_RCOMP[2]      A4
                                                                                                              PEG_RX[1]   L35
                                                                                                                          K34                                  [11] PM_THRMTRIP#                       PM_THRMTRIP#         AN32
                                                                                                              PEG_RX[2]                                                                                                             THERMTRIP#
                      [8]     FDI_TXN0      A21    FDI0_TX#[0]                                                PEG_RX[3]   H35
                      [8]     FDI_TXN1      H19    FDI0_TX#[1]                                                PEG_RX[4]   H32
                      [8]     FDI_TXN2      E19    FDI0_TX#[2]                                                PEG_RX[5]   G34



                                                                  Intel(R) FDI
                      [8]     FDI_TXN3      F18    FDI0_TX#[3]                                                PEG_RX[6]   G31
                                            B21                                                                           F33                                                                                                                                                                                                    AP29   XDP_PRDY#                 TP78
                      [8]     FDI_TXN4             FDI1_TX#[0]                                                PEG_RX[7]                                                                                                                                                                                               PRDY#
                                            C20                                                                           F30                                                                                                                                                                                                    AP27   XDP_PREQ#
                      [8]     FDI_TXN5             FDI1_TX#[1]                                                PEG_RX[8]                                                                                                                                                                                               PREQ#
                      [8]     FDI_TXN6      D18    FDI1_TX#[2]                                                PEG_RX[9]   E35
                                            E17                                                                           E33                                                                                                                                                                                                    AR26   XDP_TCLK
                      [8]     FDI_TXN7




                                                                                                                                                                                                                                                                       PWR MANAGEMENT
                                                   FDI1_TX#[3]                                               PEG_RX[10]                                                                                                                                                                                                 TCK




                                                                                                                                                                                                                                                                                            JTAG & BPM
                                                                                                                          F32                                                                                                                                                                                                    AR27   XDP_TMS
                                                                                                             PEG_RX[11]                                                                                                                                                                                                 TMS             XDP_TRST#
                                                                                                             PEG_RX[12]   D34                                       [8]      PM_SYNC                                        AM34    PM_SYNC                                                                           TRST#      AP30
C                     [8]     FDI_TXP0      A22    FDI0_TX[0]                                                PEG_RX[13]   E31                                                                                                                                                                                                                                                                                            C
                                            G19                                                                           C33                                                             R13           10K_4                                                                                                                    AR28   XDP_TDI
                      [8]     FDI_TXP1             FDI0_TX[1]                                                PEG_RX[14]                                                                                                                                                                                                  TDI
                                            E20                                                                           B32                                                             C17           0.1U/10V_4                                                                                                               AP26   XDP_TDO
                      [8]     FDI_TXP2             FDI0_TX[2]                                                PEG_RX[15]                                                                                                                                                                                                 TDO
                      [8]     FDI_TXP3      G18    FDI0_TX[3]                                                                                        [11] H_PWRGOOD                                                         AP33    UNCOREPWRGOOD
                      [8]     FDI_TXP4      B20    FDI1_TX[0]                                                PEG_TX#[0]   M29
                      [8]     FDI_TXP5      C19    FDI1_TX[1]                                                PEG_TX#[1]   M32
                      [8]     FDI_TXP6      D19    FDI1_TX[2]                                                PEG_TX#[2]   M31                                                                                                                                                                                          DBR#      AL35 XDP_DBRST#            XDP_DBRST# [8]
                                            F17                                                                           L32                                                             PM_DRAM_PWRGD_R                     V8
                      [8]     FDI_TXP7             FDI1_TX[3]                                                PEG_TX#[3]                                                                                                             SM_DRAMPWROK
                                                                                                             PEG_TX#[4]   L29
                      [8]   FDI_FSYNC0      J18    FDI0_FSYNC                                                PEG_TX#[5]   K31                                                                                                                                                                                        BPM#[0]     AT28
                      [8]   FDI_FSYNC1      J17    FDI1_FSYNC                                                PEG_TX#[6]   K28                  +1.05V_VTT R295              75_4
                                                                                                                                                                                                                                                                                                                     BPM#[1]     AR29
                                                                                                             PEG_TX#[7]   J30                                                                                                                                                                                        BPM#[2]     AR30
                                            H20                                                                           J28                              CPU_PLTRST#             R296          43_4 CPU_PLTRST#_R AR33                                                                                                         AT30
                      [8]      FDI_INT             FDI_INT                                                   PEG_TX#[8]                                                                                                             RESET#                                                                           BPM#[3]
                                                                                                             PEG_TX#[9]   H29                                                                                                                                                                                        BPM#[4]     AP32
                      [8]   FDI_LSYNC0      J19    FDI0_LSYNC                                               PEG_TX#[10]   G27                                                                                                                                                                                        BPM#[5]     AR31
                      [8]   FDI_LSYNC1      H17    FDI1_LSYNC                                               PEG_TX#[11]   E29                                                                                                                                                                                        BPM#[6]     AT31
                                                                                                            PEG_TX#[12]   F27                                                                                                                                                                                        BPM#[7]     AR32
                                                                                                            PEG_TX#[13]   D28
                                                                                                            PEG_TX#[14]   F26
                                                                                                            PEG_TX#[15]   E25
                                            A18    eDP_COMPIO
                            eDP_COMP        A17                                                                           M28                                                                                                      CPU-989P-rPGA
                            INT_eDP_HPD_Q          eDP_ICOMPO                                                 PEG_TX[0]
                                            B16    eDP_HPD                                                    PEG_TX[1]   M33
                                                                                                                          M30                                                                            +3V_S5
                                                                                                              PEG_TX[2]
                                                                                                              PEG_TX[3]   L31
                                            C15    eDP_AUX                                                    PEG_TX[4]   L28
                                            D15                                                                           K30                                                                                                                                                                                                                                                            +3V_S5
                                                   eDP_AUX#                                                   PEG_TX[5]
                                                                  eDP




                                                                                                                          K27                                                                                                                      +1.5V_CPU
                                                                                                              PEG_TX[6]                                                                                              C453
                                                                                                              PEG_TX[7]   J29
                                            C17                                                                           J27                                                                                        0.1U/10V_4
                                                   eDP_TX[0]                                                  PEG_TX[8]
B                                           F16    eDP_TX[1]                                                  PEG_TX[9]   H28                                                                                                                                                                                                                                                                                            B
                                            C16                                                                           G28                                                                                                                                                                                                                                                                        C374
                                                   eDP_TX[2]                                                 PEG_TX[10]                                                                                                                                  R393                                                                                                            U14                         0.1U/10V_4
                                            G15    eDP_TX[3]                                                 PEG_TX[11]   E28




                                                                                                                                                                                                          5
                                                                                                                          F28                                                                                 U22                                        200/F_4                                                                                                     1                    5
                                                                                                             PEG_TX[12]                                                                                                                                                                                                                                                  NC VCC
                                            C18    eDP_TX#[0]                                                PEG_TX[13]   D27                                 [8,26] SYS_PWROK                     2
                                            E16                                                                           E26                                                                                           4   PM_DRAM_PWRGD_Q              R392                 130/F_4 PM_DRAM_PWRGD_R                          [10,18,19,23,26] PLTRST#              2
                                                   eDP_TX#[1]                                                PEG_TX[14]                                                                                                                                                                                                                                                  IN
                                            D16    eDP_TX#[2]                                                PEG_TX[15]   D25                                [8] PM_DRAM_PWRGD                     1
                                            F15                                                                                                                                                                                                                                                                                                                      3                    4         CPU_PLTRST#
                                                   eDP_TX#[3]                                                                                                                                                 74AHC1G09                                                                                                                                                  GND OUT




                                                                                                                                                                                                          3
                                                                                                                                                                                                                             R391              *39_4     3                              1                                                                                74LVC1G07GW
                                                  CPU-989P-rPGA

                                                                                                                                                                                                                                                         Q21           *2N7002D




                                                                                                                                                                                                                                                                   2
                                                                                                                                                                                                                                                                                                         MAINON_ON_G [6,33]




      DP & PEG Compensation                                                                                                     Processor pull-up(CPU)                                                                                                                                  +1.05V_VTT                                                                                      +1.05V_VTT
                                                                                                                                                                                                                                                                                                                                               eDP Hot-plug




                                                                                                                                                                                                                                                    3
    +1.05V_VTT                                    +1.05V_VTT                                                                                                              +1.05V_VTT
                                                                                                                                                                                                                                           2                 Q18
                                                                                                                                                                                                       [8,29] IMVP_PWRGD
                                                                                                                                                                                                                                                                                                                                                 HPD disable                                      R294
                                                                                                                                 H_PROCHOT#   R17           62_4                                                                                             FDV301N                                                                                                                              10K_4
          R322     24.9/F_4 eDP_COMP                     R62      24.9/F_4 PEG_COMP                                              XDP_TDO      R47           51_4
A                                                                                                                                XDP_TMS      R309          51_4                                                                                                                                                                                                                                                         A




                                                                                                                                                                                                                                                    1
    eDP_COMPIO and ICOMPO signals should              PEG_ICOMPI and RCOMPO signals should                                       XDP_TDI      R306          51_4                                                                                                                                                                                 INT_eDP_HPD_Q
                                                                                                                                 XDP_PREQ#    R44           *51_4
    be shorted near balls and routed with             be routed within 500 mils                                                                                                                                                                         R289
    typical impedance <25 mohms                       typical impedance = 43 mohms                                                                                                                                                                      1K_4

                                                      PEG_ICOMPO signals should                                                                                                      



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