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GIGABYTE GA-8I865GMF-775 Schematics Revision 1.0
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SHEET TITLE SHEET TITLE
01 COVER SHEET 26 KB,MS
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02 BOM & PCB MODIFY HISTORY 27 USB CONN
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03 BLOCK DIAGRAM 28 AC97 AD1888
04~07 CPU LGA775A 29 AUDIO JACK
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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
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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
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14 DDR TERMINATION 36 1394 TI TSB43AB23
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15 AGP 8X SLOT 37 PCI ROUTING LIST
16 ICH5 PCI, USB, HUB, LAN
D e 38 GPIO LIST
17 ICH5 IDE, GPIO, SATA, CTRL
18 ICH5 VCC, GND
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B B
19 DUAL FWH
20 ICS952603 CLOCK GENERATOR
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21 PCI SLOT1/SLOT2
22 PCI SLOT3,RESET
23 SMSC LPC IO
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24 IDE PROCESS:C
Digitally signed by dd
COMPONENT SIDE
(0.5 oz. Copper)
VCC SIDE
25 COM,LPT,FDD (1 oz. Copper)
DN: cn=dd, o=dd, ou=dd,
GND SIDE
A (1 oz. Copper) A
G
SOLDER SIDE
(0.5 oz. Copper)
[email protected], c=US
GIGABYTE
Date: 2009.11.05 19:39:13 SHEET
Title
COVER
+07'00' Size
Custom
Document Number
GA-8I865GMF-775
Rev
1.0
Date: Sheet 1 of 38
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Model Name: GA-8I865GMF-775 REV 1.0
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Component history 2004/09/13
Circuit or PCB layout history
Date Change Item Reason Date Change Item Reason
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07/14 gerber out
08/17 gerber out:PCB REV 1.0 1.MODIFY MIC1(A3)-->AGND
2.CPU VCORE CHOKE
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3.DEL1394
4.BIOS ROM:4M-->3M
08/23 1.DC11:ECN-->10CM0-166801-2B
08/26 PVT BOM:9MI865GMFT-00-10A 1.ADD 1394 FUNCTION
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09/01 ECN :IU1[10HP2-804323-20]
09/13 DEL FAIRCHILD
MOSFET:10IF4-506296-01;10IF4-358896-01
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C C
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B B
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A A
G
GIGABYTE
Title
BOM & PCB MODIFY HISTORY
Size Document Number Rev
Custom GA-8I865GMF-775 1.0
Date: Sheet 2 of 38
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5 4 3 2 1
BLOCK DIAGRAM
PCB SIZE:305X230 mm.
60 Ohm +- 15% C
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INTEL Pentium4 (775)
CLOCK GENERATOR
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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
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CHANNEL A
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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
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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
PAGE 8~11
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VDDQ = 1.5V (AGP POWER 4X, HUBLINK) -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
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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
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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
FRONT USB PORTS
D e PCI BUS
PAGE 16~18
TI
TSB43AB23(1394)
+12V_BUS BUSVCCO
B
USB0+/USB0-,USB1+/USB1- +12V 3VDUAL B
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VCC = 5V DVDD PAGE 36
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
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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
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A AUDIO PORTS : FRONT AUDIO I/O PORTS : A
LIN_ OUT LINE_IN MIC
G
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-8I865GMF-775 1.0
Date: Sheet 3 of 38
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5 4 3 2 1
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VCORE
+
+
+
SEC1 SEC2 SEC3
100U/2V/SPCAP/X 100U/2V/SPCAP/X
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D 100U/2V/SPCAP/X D
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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 A11# IERR# AB2
-HINIT
*
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U5 A12# INIT# P3 -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
nf
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]
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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
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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
+
+
+
+
A31#
EC1 EC2
100U/2V/SPCAP/X 100U/2V/SPCAP/X
EC3 EC4
100U/2V/SPCAP/X
D e AH4
AH5
AJ5
AJ6
AC4
AE4
A32#
A33#
A34#
A35#
RSVD
RSVD
VTT_OL
VTT_OL
R1294
R1306
62/6
62/6
-EDRDY
-HPCREQ
B -HADSTB1 B
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[8] -HADSTB1 AD5 ADSTB1#
100U/2V/SPCAP/X
LGA775
VCORE CR87
CPU RETAINTION/X
100U/2V/SPCAP 10U/12/X/6.3V X2
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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
EC1 +
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10U/12/X/6.3V 10U/12/X/6.3V 10U/12/X/6.3V
BC621/622
-
A EC2 A
BC623/624
G
+ 100U/2V/SPCAP
+ GIGABYTE
10U/12/X/6.3V X2 EC4 Title
BC627/628 P4_LGA775-A
Size Document Number Rev
Custom GA-8I865GMF-775 1.0
Date: Monday, October 11, 2004 Sheet 4 of 38
5 4 3 2 1
5 4 3 2 1
Note:
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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
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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
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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
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[17] -A20M A20M# TESTHI01