Service Manuals, User Guides, Schematic Diagrams or docs for : Gigabyte gigabyte 8I845GE-RZ_Rev.1.02
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5 4 3 2 1
Revision 1.02
8I845GE-RZ Schematics
SHEET TITLE SHEET TITLE
D D
01 COVER SHEET 24 IDE CONNECTOR
02 BOM & PCB MODIFY HISTORY 25 PS/2 K/B & M/S
03 BLOCK DIAGRAM 26 COM & PRT PORT
04 P4_478A 27 AC97 CODEC
05 P4_478B 28 LINE OUT/IN/MIC/FRONT AUDIO & GAME
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06 P4_478C 29 VGA CONNECTOR
07 GMCH-BROOKDALE-G_A 30 MISC. PWR & ATX POWER
C C
08 GMCH-BROOKDALE-G_B 31 VCORE PWM(FAN5093)
09 GMCH-BROOKDALE-G_C 32 DDR POWER
10 DDR SERIAL TERMINATION 33 REALTEK8110C
11 DDR1 & DDR2 34 PCI ROUNTING
12 DDR3 & DDR TERM. 35 GPIO PIN LIST
13 AGP SLOT
14 ICH4_1
B
15 ICH4_2
Digitally signed by dd B
DN: cn=dd, o=dd, ou=dd,
16 FWH
[email protected],
17 ICS950211AF CLOCK GEN
c=US
18 PCI1 & PCI2 SLOT Date: 2009.10.23 06:52:43
19 PCI3 & PCI4 SLOT +07'00'
20 PCI5 SLOT
21 LPC IO ITE 8702 & FLOPPY & FAN
A
22 FRONT USB2.0 A
23 FRONT PANEL GIGABYTE
Title
COVER SHEET
Size Document Number Rev
Custom 8I845GE-RZ 1.02
Date: Monday, January 03, 2005 Sheet 1 of 35
5 4 3 2 1
5 4 3 2 1
Model Name: 8I845GE-RZ Circuit or PCB layout change
for next version
Version:1.02
DATE Change Item Reason
D 2004/08/30 1.0 GERBER OUT. D
2004/11/29 1.01 GERBER OUT. For SPR modify
Component value change history 29.3cm X 21.0cm 60+-15% C Type 2004/12/21 1.02 GERBER OUT. For VGA noise
DATE Change Item Reason
2004/09/01 1.0A NEW BOM RELEASE
2004/09/21 P-BOM
2004/11/29 1.0B NEW BOM RELEASE For SPR modify
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2004/12/17 1.0B NEW BOM RELEASE P-BOM
2004/12/21 1.0C NEW BOM RELEASE For VGA noise
2005/01/03 1.0C BOM RELEASE ADD SECOND SOURCE FOR VTTDDR ,FIXED D-STEP ISSUE
C C
B B
A A
GIGABYTE
Title
BOM & PCB MODIFY HISTORY
Size Document Number Rev
Custom 8I845GE-RZ 1.02
Date: Monday, January 03, 2005 Sheet 2 of 35
5 4 3 2 1
5 4 3 2 1
BLOCK DIAGRAM
INTEL Pentium4 (478)
D
CLOCK GENERATOR D
VID0~4
PWM/OTHER POWER
VCORE = 1.75V / SLEEP : 1.3V
VCC3 PAGE 4, 5, 6 VCORE = 1.75V (650-1100MHZ) / SLEEP : 1.3V
CKVDD = 3.3V PAGE 17 5VSB,-12V,+12V,VCC,VCC3,3VDUAL
VTT_DDR,2_5VSTR PAGE 30,31,32
GAD0~31 GMCH
ADSTB0,ADSTB0- BROOKDALE-G-DDR MAA0~14
ADSTB1,ADSTB1- MAA_CPC1~5
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SBA0~7 MAB_CPC1~5
AGP SLOT 4X SBSTB,SBSTB- MDD0~63 DDR SDRAM DIMM X 3
-DQSD0~7
VDDQ = 1.5V (AGP POWER 4X) GCBE0~3-
VCC3 = 3.3V DM0~7
+12V = 12V ST0~2 AGP BUS
3VDUAL = 3.3V 2_5VSTR = 2.5V(MEMORY,SUSPEND POWER)
VCC = 5V PAGE 13 VCORE = 1.75V / SLEEP : 1.3V VTT_DDR = 1.25V
2_5VSTR = 2.5V(MEMORY) PAGE 10,11,12
VDDQ = 1.5V (AGP POWER 4X, HUBLINK) PAGE 7 ,8 ,9
C C
AGPUSB+ / -
HL0~10
CONTROL BUS HUB LINK FRONT USB CONN.
PAGE
ICH4 22
IDE Primary and Secondary
REAR USB PORTS
VCC = 5V PAGE 24
VCC25 = 2.5V(I/O,MEMORY/I,VLINK/I)
VCC = 5V 3VDUAL = 3.3V(SUSPEND POWER)
5VSB = 5V VCC3 = 3.3V
AMRUSB+ / - 5VUSB = 5V PAGE 33 RTCVDD = 3.3V
PAGE 14,15 FWH
PCI BUS
VCC = 5V
B VCC3 = 3V PAGE 16 B
PCI SLOT 1,2,3,4,5
+12 = 12V
-12 = -12V
VCC = 5V
VCC3 = 3V
3VDUAL = 3V PAGE 18,19,20
REALTEK 8100C LAN LPC BUS
AC97 CODEC 9761A +12 = 12V
-12 = -12V
LPC I/O ITE8712
VCC = 5V
VCC3 = 3V
3VDUAL = 3V PAGE 18,19,20 FDD IR/CIR S_IRQ GAME
+12V = 12V AC97 LINK
VCC3 = 3.3V VCC = 5V
VCC = 5V VCC3 = 3V
AVDD = 5V PAGE 27 PAGE 21
I/O PORTS :
A AUDIO PORTS : FRONT AUDIO A
LIN_ OUT LINE_IN MIC COMA COMB LPT PS2
PAGE 26
TELE CD_IN
PAGE 28
FRONT PANEL /FANS GIGABYTE
Title
BOM & PCB MODIFY HISTORY
VCC = 5V
5VSB = 5V Size Document Number Rev
+12 = 12V Custom 8I845GE-RZ 1.02
PVCC = 5V PAGE 23
Date: Monday, January 03, 2005 Sheet 3 of 35
5 4 3 2 1
5 4 3 2 1
D D
VCORE
AD11
AD19
AC18
AC16
AC14
AC12
AC10
AD17
AD15
AD13
AE18
AE16
AE14
AE12
AE10
AE20
AB15
AB13
AB11
AB19
AD9
AD7
AC8
AE8
AE6
AB9
AB7
E14
E12
E10
E20
E8
P4A
VCORE1
VCORE2
VCORE3
VCORE4
VCORE5
VCORE6
VCORE7
VCORE8
VCORE9
VCORE10
VCORE11
VCORE12
VCORE13
VCORE14
VCORE15
VCORE16
VCORE17
VCORE18
VCORE19
VCORE20
VCORE21
VCORE22
VCORE23
VCORE24
VCORE25
VCORE26
VCORE27
VCORE28
VCORE29
VCORE30
VCORE31
VCORE32
HA[3..16] VCORE
7 HA[3..16]
HA16 N5
HA15 A16
N4 A15
HA14 N2 G1 HADS-
A14 ADS HADS- 7
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HA13 M1 AC1
HA12 A13 AP0
N1 A12 AP1 V5
HA11 M4 AA3 R1 39/6/X
HA10 A11 BINIT BNR-
M3 A10 BNR G2 BNR- 7
HA9 L2
HA8 A9
M6 A8 DP3 L25
HA7 L3 K26
HA6 A7 DP2
K1 A6 DP1 K25
HA5 L6 J26
HA4 A5 DP0
K4 A4
C HA3 K2 U6 C
HADSTB0- A3 TESTHI8
7 HADSTB0- L5 ADSTB0 TESTHI9 W4
HREQ4- H3 Y3 TESTHI8_10
7 HREQ4- REQ4 TESTHI10
HREQ3- J3 H6 BR0-
7 HREQ3- REQ3 BR0 BR0- 7
HREQ2- J4
7 HREQ2- REQ2
HREQ1- K5 D2 BPRI-
7 HREQ1- REQ1 BPRI BPRI- 7
HREQ0- J1
7 HREQ0- REQ0
H5 DBSY- VCORE
DBSY DBSY- 7
AB1 E2 DEFER-
A35 DEFER DEFER- 7
Y1 H2 DRDY-
A34 DRDY DRDY- 7
W2 F3 HIT-
A33 HIT HIT- 7
HA[17..31] V3 E3 HITM-
7 HA[17..31] A32 HITM HITM- 7
HA31 U4
HA30 A31 R2 39/6/X
T5 A30 IERR AC3
HA29 W1
HA28 A29 HINIT-
R6 A28 INIT W5 HINIT- 15,16
HA27 V2
HA26 A27 HLOCK-
T4 A26 LOCK G4 HLOCK- 7
HA25 U3
HA24 A25
P6 A24 MCERR V6
HA23 U1
HA22 A23 CPURST-
T2 A22 RESET# AB25 CPURST- 7
HA21 R3 F4 RS2-
A21 RS2 RS2- 7
HA20 P4 G5 RS1-
A20 RS1 RS1- 7
HA19 P3 F1 RS0- C1
A19 RS0 RS0- 7
HA18 R2 AB2 10000P/6/X/50V/X
HA17 A18 RSP HTRDY-
T1 A17 TRDY J6 HTRDY- 7
HADSTB1- R5
7 HADSTB1- ADSTB1
AD1 GND10
AD23GND11
AD21GND12
AE17GND13
AE15GND14
AE13GND15
AE11GND16
AE9 GND17
AE26GND18
AB20GND19
AC17GND20
AC15GND21
AC13GND22
AC11GND23
AC9 GND24
AC7 GND25
AC5 GND26
AC2 GND27
AC25GND28
AC22GND29
AC19GND30
AD18GND31
AD16GND32
AA4 GND33
AA1 GND34
AA23GND35
AA19GND36
AB18GND37
AB16GND38
AB14GND39
AB12GND40
AB10GND41
AB8 GND42
AB6 GND43
AB3 GND44
AB24GND45
AB21GND46
V4 GND47
V1 GND48
V23 GND49
W6 GND50
W3 GND51
W24 GND52
W21 GND53
Y5 GND54
Y2 GND55
Y25 GND56
Y22 GND57
AA17GND58
AA15GND59
AA13GND60
AE7 GND1
AE24GND2
AE22GND3
AE19GND4
AD14GND5
AD12GND6
AD10GND7
AD8 GND8
AD4 GND9
B B
SK478/GD/W
VCORE
BOOTSEL
BOOTSEL 31
BC10 BC11 BC12 BC13 BC14 BC15
10U/12/X5R/6.3V 10U/12/X5R/6.3V/X 100U/2V/SP-CAP/X 100U/2V/SP-CAP/X 10U/12/X5R/6.3V/X10U/12/X5R/6.3V
VCORE
R3 47/6 TESTHI8_10
R4 220/6 BR0-
VCORE
R5 47/6 CPURST-
A A
BC18 BC19 BC20 BC21 BC22 BC23 BC17
100U/2V/SP-CAP/X 100U/2V/SP-CAP/X 10U/12/X5R/6.3V 10U/12/X5R/6.3V 10U/12/X5R/6.3V 10U/12/X5R/6.3V 10U/12/X5R/6.3V
Title
P4 478A
Size Document Number Rev
Custom 8I845GE-RZ 1.02
Date: Monday, January 03, 2005 Sheet 4 of 35
5 4 3 2 1
5 4 3 2 1
VCORE
R6 75/6/1 GTLREF
COMP0 R7 61.9/6/1
BC39 R8 BC40 BC41 COMP1 R9 61.9/6/1
0.1U/6/Y/25V/X 150/6/1 0.1U/6/Y/25V 10000P/6/X/50V
D Closed to D
Pin-F20
VCORE
VCC3 VCC3
AA18
AA16
AA14
AA12
AA10
AB17
AA8
C18
C16
C14
C12
C10
C20
D17
D15
D13
D11
D19
B13
B11
B19
F17
F15
F13
F11
F19
C8
D9
D7
B9
B7
F9
P4B R10
1K/6
VCORE33
VCORE34
VCORE35
VCORE36
VCORE37
VCORE38
VCORE39
VCORE40
VCORE41
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