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5 4 3 2 1
GIGABYTE GA-8I865GVM-775 Schematics Revision 1.0
SHEET TITLE SHEET TITLE
D
01 COVER SHEET 26 KB,MS D
02 BOM & PCB MODIFY HISTORY 27 USB CONN
03 BLOCK DIAGRAM 28 AC97 AD1888
04~07 CPU LGA775A 29 AUDIO JACK
08 SPRINGDALE HOST 30 FRONT PANEL
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09 SPRINGDALE DDR 31 POWER,CPU_FAN
10 SPRINGDALE AGP, HUB, CSA, VGA 32 VCORE PWM
C 11 SPRINGDALE PWR 33 ATX POWER C
12 DDR1,2 CHANNEL A 34 WINBOND DDR POWER
13 DDR3,4 CHANNEL B 35 LAN MARVELL 88E8001
14 DDR TERMINATION 36 1394 TI TSB43AB23
15 AGP 8X SLOT 37 PCI ROUTING LIST
16 ICH5 PCI, USB, HUB, LAN 38 GPIO LIST
17 ICH5 IDE, GPIO, SATA, CTRL
B
18 ICH5 VCC, GND B
19 DUAL FWH
20 ICS952603 CLOCK GENERATOR
21 PCI SLOT1/SLOT2
22 PCI SLOT3,RESET
Digitally signed by dd
23 SMSC LPC IO
DN: cn=dd, o=dd, ou=dd,
24 IDE PROCESS:C
email=dddd@yahoo.
COMPONENT SIDE
(0.5 oz. Copper)
VCC SIDE
25 COM,LPT,FDD (1 oz. Copper)
com, c=US
GND SIDE
A (1 oz. Copper) A
SOLDER SIDE
(0.5 oz. Copper)
Date: 2009.11.05 19:45:16 GIGABYTE
Title
+07'00' Size
Custom
Document Number
COVER SHEET
GA-8I865GVM-775
Rev
1.0
Date: Sheet 1 of 38
5 4 3 2 1
5 4 3 2 1
Model Name: REV 1.0
GA-8I865GVM-775
Component history 2004/09/13
Circuit or PCB layout history
D
Date Change Item Reason Date Change Item Reason D
07/14 gerber out
08/17 gerber out:PCB REV 1.0 1.MODIFY MIC1(A3)-->AGND
2.CPU VCORE CHOKE
3.DEL1394
4.BIOS ROM:4M-->3M
08/23 1.DC11:ECN-->10CM0-166801-2B
08/26 1.F_PANEL:COLOR-->BLACK
08/30 PVT-BOM:9M8I865GVMT-00-10A
09/13 DEL FAIRCHILD
MOSFET:10IF4-506296-01;10IF4-358896-01
C
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B B
A A
GIGABYTE
Title
BOM & PCB MODIFY HISTORY
Size Document Number Rev
Custom GA-8I865GVM-775 1.0
Date: Sheet 2 of 38
5 4 3 2 1
5 4 3 2 1
BLOCK DIAGRAM
PCB SIZE:305X230 mm.
60 Ohm +- 15% C
INTEL Pentium4 (775)
D
CLOCK GENERATOR D
VID0~5
PWM/OTHER POWER
ALL POWER=5VDUAL,DDR25V,VDDQ,VCCVID,
VCCVID=1.2V DDRVTT,3VDUAL,VCORE,+12V,V12,VIN,5VSB,
VCORE = 1.55V
CKVDD = 3.3V VCC3 PAGE 4~7 GMCHVCCP
PAGE 19 5VSB,-12V,+12V,VCC,VCC3,3VDUAL
VCC3=3.3V VTT_DDR,2_5VSTR PAGE 31~34
CHANNEL A
GDBI_LO, GDBI_HI DDR SDRAM DIMM X 2
GAD0~31 GMCH DCLKA0~5 2_5VSTR = 2.5V(MEMORY,SUSPEND POWER)
ADSTB0,ADSTB0- SPRINGDALE-G/-PE/-P -DCLKA0~5 VTT_DDR = 1.25V
PAGE 12
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ADSTB1,ADSTB1- MAAA0~12
SBA0~7 MABA1~5
AGP 8X SLOT SBSTB,SBSTB- MDA0~63 CHANNEL B
5VSB=5.0V
VDDQ = 1.5V (AGP POWER 4X)
GCBE0~3-
-DQSA0~7
DMA0~7
DDR SDRAM DIMM X 2
VCC3 = 3.3V ST0~2
+12V = 12V AGP BUS GMCHVCCP=1.45V/1.225V
3VDUAL = 3.3V VCC3=3.3V 2_5VSTR = 2.5V(MEMORY,SUSPEND POWER)
VCC = 5V PAGE 15 VCORE DCLKB0~5 VTT_DDR = 1.25V
DDR25V= 2.5V(MEMORY) PAGE 13
VDDQ = 1.5V (AGP POWER 4X, HUBLINK) PAGE 8~11 -DCLKB0~5
C C
MAAB0~12
MABB1~5
MDB0~63
HL0~10
HUB LINK -DQSB0~7
MARVELL 88E8001 CONTROL BUS
DMB0~7
REAR USB PORTS IDE Primary and
USB4+/USB4-,USB5+/USB5-
1.8VSB=1.8V ICH5 Secondary
3.3V = 3VDUAL 1.2VSB=1.2V PAGE 35
FUSEVCC=5V +VSBLAN=3.3V OR 1.2V
FDD
VCC = 5V PAGE 24
REAR USB PORTS
USB2+/USB2-,USB3+/USB3- VCORE
5VSB=5V
VDDQ=1.5V
VCC25 = 2.5V(I/O,MEMORY/I,VLINK/I)
3VDUAL = 3.3V(SUSPEND POWER)
VCC3 = 3.3V
RTCVDD = 3.3V
VCC = FUSEVCC
PAGE 27
PAGE 16~18
TI
FRONT USB PORTS PCI BUS
TSB43AB23(1394)
+12V_BUS BUSVCCO
B
USB0+/USB0-,USB1+/USB1- +12V 3VDUAL
VCC = 5V DVDD PAGE 36 B
USB6+/USB6-,USB7+/USB7- PCI SLOT 1,2,3
VCC = FUSEVCC1
PAGE 27 +12 = 12V
-12 = -12V
DUAL FWH
VCC = 5V
VCC3 = 3V
3VDUAL = 3V PAGE 21,22
VCC = 5V
VCC3 = 3V PAGE 19
LPC BUS
AC97 CODEC FRONT PANEL LPC I/O LPC47M997
AD1888 PVCC = 5V
VCC = 5V
5VSB = 5V IR/S_IRQ
+12V = 12V AC97 LINK +12 = 12V
PAGE 30
VCC3 = 3.3V P_5VSB = 5V VCC = 5V VCC3
VCC = 5V 5VSB = 5V
AVDD = 5V PAGE 28 VBAT = 3V PAGE 23
A AUDIO PORTS : FRONT AUDIO I/O PORTS : A
LIN_ OUT LINE_IN MIC
COMA COMB LPT PS2
CD_IN SPDIF PAGE 29 GAMEVCC=5V,5VDUAL=5V,VCC=5V,FUSEVCC=5V,FUSEVCC1=5V,+12V,-12V PAGE 25,26
GIGABYTE
Title
BOM & PCB MODIFY HISTORY
Size Document Number Rev
Custom GA-8I865GVM-775 1.0
Date: Sheet 3 of 38
5 4 3 2 1
5 4 3 2 1
VCORE
+
+
+
SEC1 SEC2 SEC3
100U/2V/SPCAP/X 100U/2V/SPCAP/X
D 100U/2V/SPCAP/X D
U46A
HA[3..16]
[8] HA[3..16]
HA3 L5 D2 -HADS
A03# ADS# -HADS [8]
HA4 P6 C2 -BNR
A04# BNR# -BNR [8]
HA5 M5 D4 -HIT
A05# HIT# -HIT [8]
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HA6 L4 H4
HA7 A06# RSP# -BPRI
M4 A07# BPRI# G8 -BPRI [8]
HA8 R4 B2 -DBSY
A08# DBSY# -DBSY [8]
HA9 T5 C1 -DRDY
A09# DRDY# -DRDY [8]
HA10 U6 E4 -HITM
A10# HITM# -HITM [8]
HA11 -IERR
HA12
T4
U5
A11# IERR# AB2
P3 -HINIT
*
A12# INIT# -HINIT [17,19]
HA13 U4 C3 -HLOCK
A13# LOCK# -HLOCK [8]
HA14 V5 E3 -HTRDY C463
A14# TRDY# -HTRDY [8]
HA15 V4 AD3 33P/4/N/50V
HA16 A15# BINIT# -DEFER
W5 A16# DEFER# G7 -DEFER [8] Closed to
C N4 F2 -EDRDY C
P5
RSVD EDRDY#
AB3
TP11 Pin-H1
-HREQ0 RSVD MCERR# R1259
[8] -HREQ0 K4 REQ0#
-HREQ1 J5 U2 CPU_TP1 49.9/6/1 GTLREF
[8] -HREQ1 REQ1# AP0# VTT_OR
-HREQ2 M6 U3 CPU_TP2
[8] -HREQ2 REQ2# AP1#
-HREQ3 K6
[8] -HREQ3 REQ3#
-HREQ4 J6 F3 -BR0 BC631 R1260 C462
[8] -HREQ4 REQ4# BR0# -BR0 [8]
-HADSTB0 R6 G3 TESTHI8 0.01U/6/X/50V 100/6/1 1U/6/Y/10V
[8] -HADSTB0 ADSTB0# TESTHI08 TESTHI8 [5]
-HPCREQ G5 G4 TESTHI9
TP12 PCREQ# TESTHI09 TESTHI9 [5]
HA[17..31] H5 TESTHI10
[8] HA[17..31] TESTHI10 TESTHI10 [5]
HA17 AB6
HA18 A17#
W6 A18# DP0# J16 CPU_TP3
HA19 C464
Y6 A19# DP1# H15 CPU_TP4
HA20 Y4 H16 CPU_TP5 220P/4/N/50V
HA21 A20# DP2#
AA4 A21# DP3# J17 CPU_TP6
HA22 AD6 A22#
SP-CAP X 4PCS HA23
HA24
AA5
AB5
A23# GTLREF H1 GTLREF
HA25 A24# -CPURST R1261 62/6 -IERR
AC5 A25# RESET# G23 -CPURST [8] VTT_OL
HA26 AB4
VCORE HA27 A26# -RS0
AF5 A27# RS0# B3 -RS0 [8]
HA28 AF4 F5 -RS1 C465 R1262 62/6 -BR0
A28# RS1# -RS1 [8] VTT_OL
HA29 AG6 A3 -RS2 22P/4/N/50V
A29# RS2# -RS2 [8]
HA30 AG4
HA31 A30# R1263 62/6 -CPURST
AG5 VTT_OL
+
+
+
+
EC1 EC2 EC3 EC4 A31#
AH4 A32#
AH5 A33#
AJ5 R1294 62/6 -EDRDY
A34# VTT_OL
AJ6 A35#
AC4 RSVD
100U/2V/SPCAP/X 100U/2V/SPCAP/X 100U/2V/SPCAP/X AE4 R1306 62/6 -HPCREQ
B RSVD VTT_OL B
-HADSTB1 AD5
[8] -HADSTB1 ADSTB1#
100U/2V/SPCAP/X
LGA775
VCORE CR87
CPU RETAINTION/X
100U/2V/SPCAP 10U/12/X/6.3V X2
BC621 BC622 BC623 BC624 BC625
10U/12/X/6.3V 10U/12/X/6.3V 10U/12/X/6.3V 10U/12/X/6.3V 10U/12/X/6.3V
VCORE EC3
BC625/626
+
BC626 BC627 BC628
10U/12/X/6.3V 10U/12/X/6.3V 10U/12/X/6.3V EC1 +
BC621/622
-
A EC2 A
BC623/624
+ 100U/2V/SPCAP
+ GIGABYTE
10U/12/X/6.3V X2 EC4 Title
BC627/628 P4_LGA775-A
Size Document Number Rev
Custom GA-8I865GVM-775 1.0
Date: Friday, October 08, 2004 Sheet 4 of 38
5 4 3 2 1
5 4 3 2 1
Note:
Place outside of CPU socket
VCCA & VCOREPLL R1307 110/6/1 TESTHI0
VCC3
R1264 100/6/1 COMP2
define doesn't same as VTT_OL
R1308 C475 R1265 100/6/1 COMP3
VTT_GMCH old P4 design kit 61.9/6/1 0.1U/6/Y/25V
L20 C466 R1266 60.4/6/1 COMP0
VCCA 0.1U/6/Y/25V R1267 60.4/6/1 COMP1
10UH/8/100mA/S
D C467 BC652 R1268 R1323 249/6/1 D
VCC3
3
1U/6/Y/10V 4.7U/8/Y/10V 0/SHT/X
Q214
VSSA D
Trace width doesn't 2N7002/SOT23
less than 12 Mil G S
C468 BC653 SOT23 TESTHI0 RN123
L21 1U/6/Y/10V 4.7U/8/Y/10V [7,8] GTL_DET 470/8P4R/X
2
1
VCOREPLL 7 8 FS_A
VTT_GMCH
10UH/8/100mA/S U46C 5 6 FS_B
As close as possible to 3 4 FS_C
1 2
CPU socket -SMI P2 F26 TESTHI0
[17] -SMI SMI# TESTHI00
-A20M K3 W3 TESTHI1 R1269 62/6 TESTHI2_7
[17] -A20M A20M# TESTHI01
-FERR R3 P1 TESTHI11
[17] -FERR FERR#/PBE# TESTHI11
INTR K1 W2 TESTHI12
[17] INTR LINT0 TESTHI12
NMI L1 F25
[17] NMI LINT1 TESTHI02
-IGNNE N2 G25 R1271 62/6 -THERM
[17] -IGNNE IGNNE# TESTHI03
-STPCLK M3 G27 Locate at ICH6 Side
[17] -STPCLK STPCLK# TESTHI04
G26 R1272 62/6 -FERR
TESTHI05
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VCCA A23 G24
VSSA VCCA TESTHII06 TESTHI2_7
B23 VSSA TESTHI07 F24
D23 AK6 RSVD_AK6
VCOREPLL RSVD RSVD RSVD_G6
C23 VCCIOPLL RSVD G6
R1273 62/6/X RSVD_G6
VTT_OL
VID0 AM2 L2 -CPUSLP
VID0 SLP# -CPUSLP [17]
VID[0..5] VID1 AL5 AH2 R1274 62/6 TESTHI12
[23,32] VID[0..5] VID1 RSVD