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8 7 6 5 4 3 2 1




8TX REV 1.0
D D




PAGE NO PAGE INDEX

0 COVER PAGE
1 WILLAMETTE CPU SOCKET 1/3
2 WILLAMETTE CPU SOCKET 2/3
3 WILLAMETTE CPU SOCKET 3/3
4 TEHAMA (NORTH BRIDGE) 1/3
|LINK
|WILLAMT1.SCH
5 TEHAMA (NORTH BRIDGE) 2/3
|WILLAMT2.SCH
|WILLAMT3.SCH
6 TEHAMA (NORTH BRIDGE) 3/3
|TEHAMA1.SCH
|TEHAMA2.SCH
7 WILLAMATE & TEHAMA POWER
|TEHAMA3.SCH 8 RIMM 1 & 2
|WI_TEHA.SCH
|RIMM1_2.SCH 9 RIMM 3 & 4
C |RIMM3_4.SCH C
|RI_TERM.SCH
|CLOCK.SCH
10 RIMM TERMINATOR
|DRCG.SCH
|ICH1.SCH
11 CLOCK GEN.
|ICH2.SCH
|ICH3.SCH
12 DRCG 1 & 2
|AGPPRO.SCH 13 ICH (SOUTH BRIDGE) 1/3
|PCI1_2.SCH
|PCI3_4.SCH 14 ICH (SOUTH BRIDGE) 2/3
|PCI5.SCH
|SOUND.SCH
|CODEC.SCH
15 ICH (SOUTH BRIDGE) 3/3
|AUDIO_J1.SCH
|AUDIO_J2.SCH
16 AGP PRO SLOT
|IDE.SCH
|DUALFWH.SCH
17 PCI1,PCI2
|WFPANEL.SCH 18 PCI3,PCI4
|WLPCIO.SCH
|CNR.SCH 19 PCI5
|WCOM_LPT.SCH
|KB_PS2.SCH
|WHWMO.SCH
20 PCI SOUND CHIP
|POWER1.SCH
|POWER2.SCH
21 AC97 CODEC
|POWER3.SCH
|POWER4.SCH
22 AUDIO JACK 1/2
|USB.SCH 23 AUDIO JACK 2/2
|back_cap.SCH
B |HISTORY.SCH 24 IDE CONNECTOR B


25 DUAL BIOS (FWH)
26 GIGA FRONT PANEL
27 WINBOND LPC I/O
28 CNR SLOT
29 COM PORT , LPT PORT
30 PS2 MOUSE & KEYBOARD, IR & CIR, SMB PORT
31 HW MONITOR CIRCUITS
32 TOTAL POWER(REGULATOR +5V VCC3 18DUSB VCC18 25VDUAL) 1/4
33 TOTAL POWER(POWER CONNECTOR VCC3AUX) 2/4
34 TOTAL POWER(PWM HIP6301) 3/4
35 TOTAL POWER(PWM HIP6301) 3/4
36 REAR USB PORT/FRONT USB PORT
37 BACK CAPACITOR
A
38 HISTORY A




GIGABYE CORP.
PCB STACK:

COMPONENT Title
POWER COVER SHEET
INNER1
INNER2 Size Document Number Rev
GND B 8TX 1.0
SOLDER
Date: Wednesday, November 29, 2000 Sheet 1 of 38
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1


VCORE VCORE
VCORE

BC34 BC35 BC36 BC37 BC38 BC39 BC41 BC42 BC43
BC44 BC45 BC46 BC47 BC48




10U/12 10U/12 4.7U/8
4.7U/8 1U/8
10U/12 10U/12 10U/12 4.7U/8 1U/8 1U/8 VCORE
4.7U/8 4.7U/8 4.7U/8
D D
4 HD[0..63]
HD[0..63]

U1
VCORE HD63 AP12 D12 R7 1 2 39/6
HD62 D63 A35
AW17 C15 R8 1 2 39/6
HD61 D62 A34 HA[3..31]
AP14 A11 R9 1 239/6 HA[3..31] 4
HD60 D61 A33
AT12 A9 R10 1 2
39/6
BC29 BC30 BC31 BC32 BC33 HD59 AU13 D60 A32 C11 HA31 |LINK
HD58 D59 A31 HA30 |WILLAMT2.SCH
AW13 A19
HD57 D58 A30 HA29 |WILLAMT3.SCH
AT14 C21
HD56 AU15 D57 A29 F20 HA28 |TEHAMA1.SCH
HD55 D56 A28 HA27 |TEHAMA2.SCH
AT16 A13
HD54 AU17 D55 A27 A15 HA26 |TEHAMA3.SCH
10U/12 10U/12 D54 A26 |WI_TEHA.SCH
HD53 AT18 D22 HA25
HD52 D53 A25 HA24 |RIMM1_2.SCH
1U/8 10U/12 10U/12 AW19 F22
HD51 AW21 D52 A24 C19 HA23 |RIMM3_4.SCH
HD50 D51 A23 HA22 |RI_TERM.SCH
AU21 A21
VCORE HD49 AT20 D50 A22 C17 HA21 |CLOCK.SCH
HD48 D49 A21 HA20 |DRCG.SCH
AU19 A17
HD47 D48 A20 HA19 VCORE |ICH1.SCH
AU23 D26
HD46 AW23 D47 A19 C27 HA18 |ICH2.SCH
BC9 BC10 BC11 BC12 BC13 HD45 D46 A18 HA17 |ICH3.SCH
AT24 A29
HD44 AW25 D45 A17 D24 HA16 |AGPPRO.SCH
1U/8 1U/8 10U/12 1U/8 1U/8 HD43 D44 A16 HA15 |PCI1_2.SCH
AP28 A27




1
HD42 D43 A15 HA14 |PCI3_4.SCH
AU25 A23
HD41 AP24 D42 A14 A25 HA13 R1 |PCI5.SCH
HD40 D41 A13 HA12 1K/6 |SOUND.SCH
AT28 C25
C VCORE HD39 AT30 D40 A12 A31 HA11 |CODEC.SCH C
HD38 D39 A11 HA10 TERMEN |AUDIO_J1.SCH
AU31 C23
D38 A10 |AUDIO_J2.SCH




2
HD37 AW29 F26 HA9
HD36 AU33 D37 A9 D28 HA8 |IDE.SCH
BC14 BC15 BC16 BC17 BC18 HD35 D36 A8 HA7 |DUALFWH.SCH
AP26 F28
HD34 AU29 D35 A7 C31 HA6 |WFPANEL.SCH
10U/12 10U/12 1U/8 1U/8 10U/12 HD33 D34 A6 HA5 |WLPCIO.SCH
AT32 D30
HD32 D33 A5 HA4 |CNR.SCH
AW31 C29
HD31 AL37 D32 A4 F30 HA3 |WCOM_LPT.SCH
HD30 D31 A3 |KB_PS2.SCH
AT34
HD29 AW39 D30 |WHWMO.SCH
HD28 D29 |POWER1.SCH
AU35
HD27 D28 |POWER2.SCH
AN35
HD26 AT38 D27 |POWER3.SCH
VCORE HD25 D26 |POWER4.SCH
AR37 R11
HD24 AK36 D25 AT4 1 2 |USB.SCH
D24 133/100# 133_100- 11
HD23 AN39 A7 TERMEN |BACK_CAP.SCH
HD22 D23 TERMEN |HISTORY.SCH
AP36 N39 0/6/X VCORESEN 34,37
BC19 BC20 BC21 BC22 BC23 HD21 AU39 D22 VCC_SENSE R39
D21 VSS_SENSE VSSSEN 34,37
HD20 AM38
10U/12 10U/12 10U/12 1U/8 10U/12 HD19 AW37 D20 AU1
D19 ITP_CLK0 ITPCLK 11
HD18 AP34 AW1 11
D18 ITP_CLK1 ITPCLK-
HD17 AK38 VCC3
HD16 AT36 D17
R6
HD15 D16
AA39 AV2 1 2
HD14 AC37 D15 DBR#
HD13 D14
AJ37 AW15 1K/6 HDBI3 4
HD12 D13 DBI#3
AH36 AT22 HDBI2 4
VCORE HD11 AD38 D12 DBI#2 AU37
B D11 DBI#1 HDBI1 4 B
HD10 AB36 AL39 4
D10 DBI#0 HDBI0
HD9 AE39
HD8 D9
W39 A1 VID4 27,31,34
BC24 BC25 BC26 BC27 BC28 HD7 D8 VID4
AF38 A3 VID3 27,31,34
HD6 V36 D7 VID3 B4
D6 VID2 VID2 27,31,34
HD5 AA35 B2 27,31,34
D5 VID1 VID1
HD4 AG39 C1 27,31,34
D4 VID0 VID0
HD3 AE37
HD2 D3 GTLREF1
10U/12 10U/12 W37 F14
HD1 AD36 D2 GTLREF3 T36
HD0 D1 GTLREF2
10U/12 1U/8 4.7U/8 Y38 AP10
D0 GTLREF1 AC35 GTLREF2
GTLREF0


WILLAMET



VCORE
VCORE
R4
R2 1 2 GTLREF2
1 2 GTLREF1
49.9/8/1




1
49.9/8/1 R5
1




BC5 BC8 BC7 BC6
BC1 R3 BC4 BC3 BC2 0.01U/6 0.01U/6 0.01U/6
100/6/1 1U/8
A
0.01U/6 1U/8 4.7U/8 0.01U/6 A
100/6/1




2
2




GIGABYE CORP.


Title
WILLAMETTE 1/3

Size Document Number Rev
B 8TX 1.0

Date: Wednesday, November 29, 2000 Sheet 1 of 38
8 7 6 5 4 3 2 1
8 7 6 5 4 3 2 1




VCORE
VCORE
VCORE
R34 1 2 150/6/X STPCLK- R40 1 21K/6 MCLK3
R35 1 2 150/6/X SMI- R41 1 21K/6 MCLK2 R21 1 2 39/6 TMS TCK R19 1 2 27/6
R42 1 21K/6 MCLK1 TRST- R31 1 2 150/6
R43 1 21K/6 MCLK0 R20 1 2 150/6 TDI
D R25 1 2 75/6 TDO SKTOCC- R24 1 2 150/6/X D

C301 C300 R26 1 2 39/6 CPURST-
0.01U/6/X 0.01U/6/X
R27 1 2 39/6 PROCHOT-
R29 1 2 39/6 BREQ0-

R30 1 2 39/6 THERM-

R32 1 2 39/6 RSP-
VCORE



R668 1 2 150/6/X FERR-


HINIT-


VCORE
C210
0.01U/6/X
U1B
R12 1 239/6 D6 G21 HADSTB1 4
BPM5 ADSTB1
R14 1 239/6 C13 G25 HADSTB0 4
BPM4 ADSTB0
R13 1 239/6 E7
1 239/6 F10 BPM3 AP16
R37 STBP3 4
BPM2 STBP3
R38 1 239/6 F12 AP20 STBP2 4
C 1 239/6 F8 BPM1 STBP2 AP30 C
R39 STBP1 4
BPM0 STBP1
AJ35 STBP0 4
HREQ[0..4] HREQ4 STBP0
4 F32 AP18 STBN3 4
HREQ[0..4] HREQ3 D34 REQ4 STBN3 AP22
REQ3 STBN2 STBN2 4
HREQ2 F34 AP32 4
REQ2 STBN1 STBN1
HREQ1 D32 AG35 4
REQ1 STBN0 STBN0
HREQ0 C33
REQ0 VCORE
MCLK3 AU7 W35 NMI 13
MCLK2 MCLK3 LINT1
AU9 H36 INTR 13
MCLK1 AW5 MCLK2 LINT0
MCLK0 MCLK1 VCORE
AT6 C7 R17
1 2 1K/6
MCLK0 IERR
D10 R18
1 2 1K/6
AP8 MCFRR P38 FERR-
11 CPUCLK- BCLK1 FERR FERR- 13
11 AR7 C5 STPCLK-
STPCLK- 13




1
CPUCLK BCLK0 STPCLK F18 1
R55 2 39/6
BINIT HINIT- R28
4 U35 D8 HINIT- 13,25
HRS2 RS2 INIT RSP- 330/6
4 N35 C9
VCORE HRS1 M36 RS1 RSP B34 HDBSY-
4 HRS0 RS0 DBSY HDBSY- 4
G37 HDRDY- 4 C253
DRDY HDRDY-
239/6




2
R44 1 D14 A35 HTRDY- 4
AP1 TRDY HTRDY-
R45 1 239/6 F16 F36 HADS-
HADS- 4
VCORE AP0 ADS
100P/6/X
R46 1 21K/6 D16 A33 HLOCK- 4 D1
BR3 LOCK
R47 1 21K/6 D18 B36 BREQ0-
BREQ0- 4 HPWROK
PWROK 5,14,25,26,27,34
21K/6 BR2 BP0
R48 1 D20 E35 HBNR- 4
BR1 BNR
K36 HHIT- 4 1N5817/S/X
R49 1 HIT
2 1K/6 AT8 D36 HHITM- 4
MCLKIO1 HITM
R50 1 21K/6 AU11 L37 HBPRI- 4
B MCLKIO0 BPRI B
J35 HDEFER- 4 R56 1 2 0/6 CPUPWROK 13
DEFER TCK
R15 1 2 45.3/6/1 F24 R37
COMP1 TCK TDI
R16 1 2 45.3/6/1 AU27 J39
COMP0 TDI TMS
D38 C211
TMS R35 TRST-
TRST
R51 1 239/6 AT26 P36 TDO
R52 1 239/6 AW27 DP3 TDO U37 THERM-