Service Manuals, User Guides, Schematic Diagrams or docs for : ECS ECS 945G

<< 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
ECS 945G


>> Download ECS 945G documenatation <<

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




                                                               ( P4 LGA775P Processor with DDR2 SDRAM Mainboard )

A
                                       945G-M3                     Rev: 1.0B       Page Title of Schematic :
                                                                                   Title                              Page   Title                                             Page                       A



    Schematics Version History Table :                                             Cover Sheet                         1
    Circuit Ver. PCB Ver. Total Page        Modified Page(s)            Date       System Block Diagram                2
        A          A          36                                      02/24/' 05   P4 LGA775P Part A                   3
        1.0        1.0        36                                      04/01/' 05   P4 LGA775P Part B                   4
        1.0a       1.0a       36                                      05/10/' 05   P4 LGA775P Part C                   5
        1.0B       1.0B       36       24                             06/14/' 05   P4 LGA775P Part D                   6
                                                                                   P4 LGA775P Part E                   7
                                                                                   Clock Generator(CK410)              8
                                                                                   I-LP(MCH)Part A & E & F             9
B
                                                                                   I-LP(MCH)Part D                     10                                                                                 B

                                                                                   I-LP(MCH)Part B & C                 11
                                                                                   I-LP(MCH)Part G                     12
                                                                                   DDIMM 1&2 ( DDR SDRAMs )            13
                                                                                   DDIMM 3&4 ( DDR SDRAMs )            14
                                                                                   DDR & V_FSB_VTT Power               15
                                                                                   PCI EXPRESS 16-PORT                 16
                                                                                   ICH7 Part A & D (SATA-CONNECTOR)    17
                                                                                   ICH7 Part B & C (RTC)               18
                                                                                   ICH7 Part E & F (POWER & GND)       19
                                                                                   IDE1 Connector                      20
C
                                                                                   USB/FWH                             21                                                                                 C




                                                                                   LPC_FDD/KB/M                        22
                                                                                   I/O Ports                           23
                                                                                   H/W Monitor                         24
                                                                                   Azalia Codec                        25
                                                                                   Audio Interface                     26
                                                                                   ATX Power & Front Panel             27
                                                                                   LAN                                 28
                                                                                   Vcore DC-DC                         29
                                                                                   MIS DC-DC(DUAL & VDDQ)              30
D
                                                                                   PCI Slot 1&2                        31                                                                                 D


                                                                                   PCIEX1                              32
                                                                                   Back I/O                            33                           Elitegroup Computer Systems
                                                                                   VT6307 (1394)                       34      Title

                                                                                   PCI LAN                             35                                    Cover Sheet
                                                                                                                               Size     Document Number                                          Rev
                                                                                                                               Custom                         945G-M3                              1.0B
                                                                                                                               Date:        Wednesday, June 15, 2005   Sheet   1       of   36
         1                     2               3               4                     5                     6                            7                                          8
                        A                                                 B                                             C                                         D                                                 E




                                                                                                                                                                                         PCB : 244 x 244 mm ; 4 layers
    DEVICE      IDSEL        INT#       REQ#       GNT#
                                                                                                             INTEL
     PCI1         18        D/E/F/G    PREQ-1     PGNT-1
                                                                                                          P4 Processor
     PCI2         19        E/F/G/H    PREQ-2     PGNT-2
     1394         20          D        PREQ-3     PGNT-3                                                 PSC, Smithfield -
4                                                                                                                                                                                                                                              4
     LAN          21          E        PREQ-4     PGNT-4
                                                                                                           LGA 775 pin


                                                           BW : 4.1GB/s @ FSB : 533MHz & Freq : 133MHz
                                                           BW : 6.4GB/s @ FSB : 800MHz & Freq : 200MHz
                                                           BW :8.5GB/s @ FSB : 1066MHz & Freq : 266MHz
                                                                                                                                                              BW : 10.7GB/s @ DDR2 :533/667MHz
                                                                                                              INTEL
                                                                                                            i945G/P                                        DDIMM1: DDR2 Socket 240P
3                                                                                                                                                                                                                                              3
           Analong Display                                                                              1210pin FC-BGA
           RAMDAC: 400MHz                                   VGA (G only)                                                                                   DDIMM2 : DDR2 Socket 240P
           Resolutions Up To 2048x1536@75Hz
                                                                                                                   BW : 2GB/s (Support Lsoch)
                                                                                             USB V2.0
                                   USB1          USB2         USB3             USB4                                                             PCIEx1
                                  2 ports       2 ports      2 ports          2 ports                        INTEL
                                                                               Up to Ultra ATA/100           ICH7                BW : 133MB/s @Freq : 33MHz

                                                           IDE1 40pin                                                                                                        PCI1 Slot 120pin @ AD18
                                                                                    One IDE Channel       652pin EBGA
             Line in                                                                                                                                                            PCI2 Slot 120pin @ AD19
2                                       Audio Codec                    Azalia I/F                                                                                                                                                              2
             Line out

             Mic in                         ALC880
       Center/Bass out                                                               intel                         LPC bus
                                                                                     FWH                                                                       10/100
           Surround                                                             32pin PLCC
                                      SATA1 7Pin                                                                                                VIA 1394       Lan
       Side-Surround
                                                                                                                                                (OPTION)
                                        SATA2 7pin                                                             Super I/O
                                      SATA3 7Pin           BW : 150MB/s                                        ITE8712                                                                     USBLAN
                                                                                                                                                                                                RJ45
                                        SATA4 7pin                                               TPM 1.1       128pin PQFP

1                                                                                                                                                                                                                                              1

                                                                                                                                                                                           Elitegroup Computer Systems
                                                                                                                                                  CONN/
                                                                                                                                                  HEADER                     Title
                                                                                                                                                                                                System Block Diagram
                                                                                                                                                                             Size    Document Number                                  Rev
                                                                                                                                                                             B                       945G-M3                            1.0B

                                                                                                                                                                             Date:     Tuesday, June 14, 2005   Sheet   2   of   36
                        A                                                 B                                             C                                         D                                                 E
    5                                                                       4                                      3                                                                     2                                                        1




                                                                                ICT_775_E23 1   STP3
                                                                                ICT_775_E7 1    STP8
D                                                                                                                                                                                                                                                                                            D
                                                                                ICT_775_F23 1   STP2
                                                                                ICT_775_F6 1    STP9
                                                                                                                   R231       62-04

                                                                                                                   R240       62-04

                                                                                                       COMP6       R238       60.4-1-04                           VTT_OUT_R
                             MCH_GTLREF_CPU                                                                                               FORCEPH_N
        9 MCH_GTLREF_CPU                                                                                                                                          FORCEPH_N     15
                             VSSSEN                             VSS_SENSE_AN6                                                             CPUVID0
    29 VSSSEN                                                                                                                                                     CPUVID0       29
                                          R211             0                                                                              CPUVID1
                                                                                                                                                                  CPUVID1       29
                             VCCSEN                             VCC_SENSE_AN5                                                             CPUVID2
    29 VCCSEN                                                                                                                                                     CPUVID2       29
                                          R213             0                                                                              CPUVID3
                                                                                                                                                                  CPUVID3       29
                 VTT_OUT_R                                    COMP7                                                                       CPUVID4
                                                                                                                                                                  CPUVID4       29
                                          R229             60.4-1-04                                                                      CPUVID5
                                                                                                                                                                  CPUVID5       29
                                           BC118   0.1uF                                                                              R198      62-04
                                                        CPU1A




                                                                                                           AM2

                                                                                                           AM3



                                                                                                           AM5
                                                                                                           AM7
                                                                     AC4



                                                                     AH2
                                                                     AN5
                                                                     AN6




                                                                                                           AN7
                                                                     AE3
                                                                     AE4
                                                                     AE6




                                                                     G10




                                                                     AK6




                                                                                                           AK4
                                                                     D14
                                                                     D16




                                                                     D23
                                                                     A20




                                                                     E23
                                                                     E24




                                                                     B13




                                                                                                           AL5

                                                                                                           AL6

                                                                                                           AL4
                                                                     F23
                                                                     F29




                                                                     W1



                                                                     G6
                                                                     C9
                                                                     D1




                                                                     N4
                                                                     N5
                                                        LGA775




                                                                     E5
                                                                     E6
                                                                     E7




                                                                     P5
                                                                     V1

                                                                     Y3
                                                                     F6


                                                                     J3
                                                                        RESERVED0
                                                                        RESERVED1
                                                                        RESERVED2
                                                                        RESERVED3
                                                                        RESERVED4
                                                                        RESERVED5
                                                                        RESERVED7
                                                                        RESERVED8
                                                                        RESERVED9




                                                                                                                      VID0
                                                                                                                      VID1
                                                                                                                      VID2
                                                                                                                      VID3
                                                                                                                      VID4
                                                                                                                      VID5
                                                                                                                      VID6
                                                                                                                      VID7
                                                                       RESERVED10
                                                                       RESERVED11
                                                                       RESERVED12
                                                                       RESERVED13
                                                                       RESERVED14
                                                                       RESERVED15
                                                                       RESERVED16
                                                                       RESERVED17
                                                                       RESERVED18
                                                                       RESERVED19
                                                                       RESERVED20
                                                                       RESERVED21
                                                                       RESERVED22
                                                                       RESERVED25
                                                                       RESERVED26
                                                                       RESERVED27
                                                                       RESERVED28
                                                                       RESERVED30
                                                                       RESERVED31
                                                                       RESERVED32
                                                                       RESERVED33
                                                                       RESERVED34
                                                                       RESERVED35




                                                                                                               VID_SELECT
                                  H_D0               B4                                                                                   L5        H_A3
         9   H_D0                                         D0                                                                       A3                                  H_A3          9
                                  H_D1               C5                                                                                   P6        H_A4
         9   H_D1                                         D1                                                                       A4                                  H_A4          9
                                  H_D2               A4                                                                                   M5        H_A5
         9   H_D2                                         D2                                                                       A5                                  H_A5          9
                                  H_D3               C6                                                                                   L4        H_A6
         9   H_D3                                         D3                                                                       A6                                  H_A6          9
                                  H_D4               A5                                                                                   M4        H_A7
         9   H_D4                                         D4                                                                       A7                                  H_A7          9
                                  H_D5               B6                                                                                   R4        H_A8
         9   H_D5                                         D5                                                                       A8                                  H_A8          9
                                  H_D6               B7                                                                                   T5        H_A9
         9   H_D6                                         D6                                                                       A9                                  H_A9          9                                                                        VTT_OUT_R
C                                 H_D7               A7                                                                                   U6        H_A10                                                                                                                                    C
         9   H_D7                                         D7                                                                      A10                                  H_A10         9
                                  H_D8              A10                                                                                   T4        H_A11
         9   H_D8                                         D8                                                                      A11                                  H_A11         9
                                  H_D9              A11                                                                                   U5        H_A12
         9   H_D9                                         D9                                                                      A12                                  H_A12         9
                                  H_D10             B10                                                                                   U4        H_A13
         9   H_D10                                        D10                                                                     A13                                  H_A13         9
                                  H_D11             C11                                                                                   V5        H_A14
         9   H_D11                                        D11                                                                     A14                                  H_A14         9
                                  H_D12              D8                                                                                   V4        H_A15                                             H_BPM0          ER91                47-04
         9   H_D12                                        D12                                                                     A15                                  H_A15         9
                                  H_D13             B12                                                                                   W5        H_A16
         9   H_D13                                        D13                                                                     A16                                  H_A16         9
                                  H_D14             C12                                                                                   AB6       H_A17                                             H_BPM1          ER87                47-04
         9   H_D14                                        D14                                                                     A17                                  H_A17         9
                                  H_D15             D11                                                                                   W6        H_A18
         9   H_D15                                        D15                                                                     A18                                  H_A18         9
                                  H_D16              G9                                                                                   Y6        H_A19                                             H_BPM2          ER85                47-04
         9   H_D16                                        D16                                                                     A19                                  H_A19         9
                                  H_D17              F8                                                                                   Y4        H_A20
         9   H_D17                                        D17                                                                     A20                                  H_A20         9
                                  H_D18              F9                                                                                   AA4       H_A21                                             H_BPM3          ER75                47-04
         9   H_D18                                        D18                                                                     A21                                  H_A21         9
                                  H_D19              E9                                                                                   AD6       H_A22
         9   H_D19                                        D19                                                                     A22                                  H_A22         9
                                  H_D20              D7                                                                                   AA5       H_A23                                             H_BPM4          ER84                47-04
         9   H_D20                                        D20                                                                     A23                                  H_A23         9
                                  H_D21             E10                                                                                   AB5       H_A24
         9   H_D21                                        D21                                                                     A24                                  H_A24         9
                                  H_D22             D10                                                                                   AC5       H_A25                                             H_BPM5          ER83                47-04
         9   H_D22                                        D22                                                                     A25                                  H_A25         9
                                  H_D23             F11                                                                                   AB4       H_A26
         9   H_D23                                        D23                                                                     A26                                  H_A26         9
                                  H_D24             F12                                                                                   AF5       H_A27
         9   H_D24                                        D24                                                                     A27                                  H_A27         9
                                  H_D25             D13                                                                                   AF4       H_A28
         9   H_D25                                        D25                                                                     A28                                  H_A28         9
                                  H_D26             E13                                                                                   AG6       H_A29
         9   H_D26                                        D26                                                                     A29                                  H_A29         9
                                  H_D27             G13                                                                                   AG4       H_A30
         9   H_D27                H_D28             F14
                                                          D27                                                                     A30
                                                                                                                                          AG5       H_A31
                                                                                                                                                                       H_A30         9       Please BPM TERMINATION NEAR to CPU
         9   H_D28                                        D28                                                                     A31                                  H_A31         9
                                  H_D29             G14                                                                                   AH4
         9   H_D29                H_D30                   D29                                                                     A32
         9   H_D30                                  F15   D30                                                                     A33     AH5
                                  H_D31             G15                                                                                   AJ5
         9   H_D31                H_D32                   D31                                                                     A34
         9   H_D32                                  G16   D32                                                                     A35     AJ6
                                  H_D33             E15
         9   H_D33                H_D34                   D33
         9   H_D34                                  E16   D34
                                  H_D35             G18                                                                                   AJ2       H_BPM0
         9   H_D35                H_D36                   D35                                                                   BPM0                H_BPM1
         9   H_D36                                  G17   D36                                                                   BPM1      AJ1
                                  H_D37             F17                                                                                   AD2       H_BPM2
         9   H_D37                H_D38                   D37                                                                   BPM2                H_BPM3
B        9   H_D38                                  F18   D38                                                                   BPM3      AG2                                                                                                                                                B
                                  H_D39             E18                                                                                   AF2       H_BPM4
         9   H_D39                H_D40                   D39                                                                   BPM4                H_BPM5
         9   H_D40                                  E19   D40                                                                   BPM5      AG3
                                  H_D41             F20
         9   H_D41                H_D42                   D41
         9   H_D42                                  E21   D42
                                  H_D43             F21                                                                                   J16       ICT_775_J16    1    STP6
         9   H_D43                H_D44                   D43                                                                     DP0               ICT_775_H15
         9   H_D44                                  G21   D44                                                                     DP1     H15                      1    STP7
                                  H_D45             E22                                                                                   H16       ICT_775_H16    1    STP5                      TESTHI12        R246            62-04   VTT_OUT_L             VTT_OUT_L
         9   H_D45                H_D46                   D45                                                                     DP2               ICT_775_J17
         9   H_D46                                  D22   D46                                                                     DP3     J17                      1    STP4
                                  H_D47             G22
         9   H_D47                H_D48                   D47
         9   H_D48                                  D20   D48
                                  H_D49             D17                                                                                   K4        H_REQ0
         9   H_D49                                        D49                                                                   REQ0                                   H_REQ0        9
                                  H_D50             A14                                                                                   J5        H_REQ1
         9   H_D50                                        D50                                                                   REQ1                                   H_REQ1        9
                                  H_D51             C15                                                                                   M6        H_REQ2
         9   H_D51                                        D51                                                                   REQ2                                   H_REQ2        9
                                  H_D52             C14                                                                                   K6        H_REQ3
         9   H_D52                                        D52                                                                   REQ3                                   H_REQ3        9
                                  H_D53             B15                                                                                   J6        H_REQ4                                        TESTHI0         R152            62-04                         V_FSB_VTT
         9   H_D53                                        D53                                                                   REQ4                                   H_REQ4        9
                                  H_D54             C18
         9   H_D54                H_D55                   D54                                                                                                                                     TESTHI2_7       R148            62-04
         9   H_D55                                  B16   D55
                                  H_D56             A17                                                                                   AE8
         9   H_D56                H_D57                   D56                                                                SKTOCC                                                               TESTHI1         R239            62-04
         9   H_D57                                  B18   D57                                                                                                                                                                                                   VTT_OUT_L
                                  H_D58             C21
         9   H_D58                H_D59                   D58                                                                                       TESTHI0                                       TESTHI8         R232            62-04
         9   H_D59                                  B21   D59                                                                 TESTH0      F26
                                  H_D60             B19                                                                                   W3        TESTHI1
         9   H_D60                H_D61                   D60                                                                 TESTH1                                                              TESTHI9         R237            62-04
         9   H_D61                                  A19   D61                                                                 TESTH2      F25
                                  H_D62             A22                                                                                   G25
         9   H_D62                H_D63                   D62                                                                 TESTH3                                                              TESTHI10        R241            62-04
         9   H_D63                                  B22   D63                                                                 TESTH4      G27
                                                                                                                              TESTH5      G26
                                                                                                                                          G24                                                     TESTHI11        R247            62-04
                                  H_RS0_L                                                                                     TESTH6                TESTHI2_7
         9 H_RS0_L                                   B3   RS0                                                                 TESTH7      F24
                                  H_RS1_L            F5                                                                                   G3        TESTHI8
         9 H_RS1_L                H_RS2_L            A3
                                                          RS1                                                                 TESTH8
                                                                                                                                          G4        TESTHI9
                                                                                                                                                                                                 Please Rs & CAPs Close to CPU
         9 H_RS2_L                                        RS2                                                                 TESTH9                TESTHI10
                                                                                                                             TESTH10      H5
A                                                                                                                                                   TESTHI11                                                                                                                                 A
                                                                                                                             TESTH11      P1
                                                                                                                                          W2        TESTHI12
                                                                                                                             TESTH12


                                                                                                                          BOOTSELECT      Y1
                                                                                                                                                                                                                    Elitegroup Computer Systems
                                                                                                                                                                                                   Title
                                                                                                                                                                                                                           P4 LGA775P Part A
                                                                                                                                                                                                   Size       Document Number                                                       Rev
                                                                                                                                                                                                   Custom                      945G-M3                                                1.0B
                                                                                                                                                                                                   Date:        Tuesday, June 14, 2005                Sheet       3       of   36
    5                                                                       4                                      3                                                                     2                                                        1
                                5                                                                                      4                                                                   3                                                                                                            2                                                                                               1




                                                                                                                                                               CPUGTLREF1                                                              ER94           124-1   VTT_OUT_R                  VTT_OUT_R




                                                                                                                                                                                                1




                                                                                                                                                                                                                              210-1
                                                                                                                                                                                           MC50


                                                                                                                                                                                                    1uF

                                                                                                                                                                                                           ER82
                                                                                                                                                                                   R234




                                                                                                                                                                          220pF
                                                                                                                                                                  C131




                                                                                                                                                                                                                                                                C129


                                                                                                                                                                                                                                                                           0.01uF
                                                                                                                                                                                   10




                                                                                                                                                                                           2
       Place componets as close as possible to Processor socket
       trace width to cap must be no smaller than 12 Mils                                                                                                      CPUGTLREF0                                                              ER99           124-1   VTT_OUT_R                  VTT_OUT_R




                                                                                                                                                                                                1
D                                                                                                                                                                                                                                                                                                                                                                                                                                                  D




                                                                                                                                                                                                                              210-1
                                                                                                                                                                                           MC52


                                                                                                                                                                                                    1uF

                                                                                                                                                                                                           ER100
                                                                                                                                                                                   R248




                                                                                                                                                                          220pF
                                                                                                                                                                  C133




                                                                                                                                                                                                                                                                C134


                                                                                                                                                                                                                                                                           0.01uF
                                                                                                                                                                                   10
                                                                                                                                                                                                                                                                                             GTLREF= 0.67 * VTT = 0.8V




                                                                                                                                                                                           2
                                                                                                                                                                                                                                                                                             GTLREF GENERATION CIRCUITS




                                                                                                                           H29

                                                                                                                                         H2

                                                                                                                                                    H1
                                            R157                    0
    V_FSB_VTT                                                                        CPU1B
                                                       1        2




                                                                                                                            GTLREF_SEL

                                                                                                                                          GTLREF1

                                                                                                                                                     GTLREF0
                                            MC18                    1uF                                                                                                      K3           A20M_L
                                                                                                                                                                A20M                                                                  A20M_L            18
                                                                                   C23                                                                                       D2           H_ADS_L
                                                                                         VCCIOPLL                                                                 ADS                                                                 H_ADS_L           9
           L45   10uH-08                                                                                                                                                     R6           H_A_STB0                                                                                                                            H_IERR_L               R244                   62-04              VTT_OUT_R
                                                                                                                                                              ADSTB0                                                                  H_A_STB0          9
                                                                                   A23                                                                                       AD5          H_A_STB1
                                                                                         VCCA                                                                 ADSTB1                                                                  H_A_STB1          9
           L46   10uH-08                                                                                                                                                     AD3
                                       EC30                 100uF-16V                                                                                           BINIT                     H_BNR_L
                                                       +




                                                                                   B23   VSSA                                                                     BNR        C2                                            H_BNR_L                      9
                                                                                                                                                                             G8           H_BPRI_L
                                                                                                                                                                 BPRI                                                      H_BPRI_L                     9
                                                   1        2                                                                                                                F3           H_BREQ0_L
                                                                                                                                                                  BR0                                                      H_BREQ0_L                    9
                                       MC20                   1uF                                                                                                            AC2          HWRST_L
                                                                                                                                                                  DBR                                                      HWRST_L                      17,27




                                                                                                                                                                                                                                                                                                                                                     1000pF-04-O
                                                           CK_CPU_H                F28                                                                                       B2           H_DBSY_L
                       8 CK_CPU_H                                                        BCLK0                                                                  DBSY                                                       H_DBSY_L                     9
                                                           CK_CPU_L                G28                                                                                       G7           H_DEFER_L
                       8 CK_CPU_L                                                        BCLK1                                                                 DEFER                                                       H_DEFER_L                    9




                                                                                                                                                                                                                                                                                                                                          C135
                                                                                                                                                                             C1           H_DRDY_L
                                                                                                                                                                DRDY                                                       H_DRDY_L                     9
                                                                                   AK3   ITPCLK0                                                               EDRDY         F2                                          1   STP17
                                                                                   AJ3                                                                                       R3           FERR_L                                                                                                                            H_CPUPWRGD                                                R245            100-04
                                                                                         ITPCLK1                                                            FERR/PBE                                                       FERR_L                       18
                                                                                                                                                                             D4           H_HIT_L
                                                           COMP0                                                                                                   HIT                    H_HITM_L                         H_HIT_L                      9
                                                                                   A13   COMP0                                                                   HITM        E4                                            H_HITM_L                     9
                                                           COMP1                    T1                                                                                       AB2          H_IERR_L                                                                                                                          TESTHI13                                                  R235            62-04               VTT_OUT_L
                                                           COMP2                         COMP1                                                                   IERR                     IGNNE_L
                                                                                    G2   COMP2                                                                 IGNNE         N2                                                   IGNNE_L               18
                                                           COMP3                    R1                                                                                       P3           HINIT_L
                                                                                         COMP3                                                                    INIT                                                                                                                        HINIT_L       18
                                                           COMP4                    J2                                                                                       C3           H_LOCK_L                                                                                                                          H_BREQ0_L                                                 R236            62-04
                                                                                         COMP4                              



◦ Jabse Service Manual Search 2021 ◦ Jabse PravopisonTap.bg ◦ Other service manual resources online : FixyaeServiceinfo