ECS 648-M7, 648FX-M7 Schematics REV 1.2A
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648-M7
Page Index
A A
648FX-M7
661FX-M7
Revision History :
1. Ver A: Initial for 661FX/648FX for LGA775
2. Ver 1.0:
I. modify CPU pull-high
B B
C C
II. add FSB1066 select CKTs
III. modify Common-Choke and R0603 co-lay
IV. add 1394A3 header
V. AD1888 and ALC655 co-lay
VI. modify FAN CTRL CKTs
VII. modify VRDGD
VIII. add PANEL2
3. Ver 1.1:
I. modify for EE CPU supporting
II. modify SmartFAN clamp up circuit
4. Ver 1.1A:
I. modify for CPU 3pin SmartFAN supporting
II. Add SLVU2.8-4 Surge Protect IC
5. Ver 1.2A:
I. Add Dual core CPU Support
II. Removed AD1888 co-lay
Rev: 1.2A
Cover Sheet
1.
Block Diagram
2.
Clock & Power Distribution
3.
Socket LGA775-1
4.
Socket LGA775-2
5.
Socket LGA775-3
6.
SiS661FX-1 (HOST / AGP)
7.
SiS661FX-2 (Memory)
8.
SiS661FX-3 (VGA / HyperZip)
9.
SiS661FX-4 (Power)
10.
SiS964-1 (PCI / IDE / HyperZip)
11.
SiS964-2 (Misc. Signals)
12.
SiS964-3 (USB)
13.
SiS964-4 (Power)
14.
Main Clock
15.
Clock Buffer
16.
DDR DIMM 1, 2
17.
DDR Termination
18.
AGP slot
19.
VGA / IDE Connectors
20.
============
USB Connector
21.
PCI Slot1, 2
22.
PCI Slot3 / LANPHY
23.
LAN
24.
IEEE1394a
25.
Audio Codec
26.
Audio Interface
27.
Super I/O
28.
KB/MS/ROM/FDC/IR
29.
COM 1,2 / LPT
30.
HM/FAN/RING/LPC
31.
Voltage Regulator
32.
DUAL 5V, 3V& SB Regulator
33.
VRD10 (CPU Vcore)
34.
ATX / Panel / RTC
35.
BOM and GPIO Attention
36.
SIGNATURE
DESIGNER
D D
LAYOUT
ECS Layout team
CHECK
Prowind
Prowind
APPROVAL
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DATE
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Elitegroup Computer Systems
Title
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Date: Sheet of
648/661FX-M7
Cover Sheet
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1.2A
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LGA775
A A
VGA
CONN
AGP
SLOT
B B
PCI Slot 1, 2, 3
VGA
AGP 4X/8X
PCI
NorthWood+Prescott
Tejas
FSB800
SiS661FX
SiS648FX
SiS648
FSB533/DDR333
MuTIOL@1G
DDR400
ATA133
DIMM 1, 2
IDE CONN 1, 2
RJ45
1394
CONN
1394
HEADER
C C
LAN
RTL8100C / 8110S
IEEE-1394a
VT6307
AC'97 6CH
AUDIO CODEC
MOUSE / KEYBOARD
FLASH ROM
AC LINK
SiS964
SiS964L
PS/2
LPC
Super I/O
PARALLEL
D D
SERIAL
(1)
(2)
FLOPPY
CONN
SATA 1.0
USB 2.0
Hardware Monitor
SATA CONN 1, 2
USB Port 1, 3
USB Port 6, 7
FRONT PANEL BACK PANEL
FAN (3)
USB Port 0, 2
USB Port 4, 5
Elitegroup Computer Systems
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Title
Size Document Number Rev
Custom
Date: Sheet of
648/661FX-M7
Block Diagram
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CPU
100/133/200 MHz
A A
100/133/200 MHz
66 MHz
66 MHz
CPUCLK * 2
CPU Vcore
VCCVID 3.3V 5V SB5V
AGP Slot
VDDQ
North Bridge
CPUCLK * 2
133 MHz
133 MHz
AGPCLK
ZCLK
VOSCI (VGA)
FWDSDCLKO
100 MHz
B B
Main
Clock
33 MHz
33 MHz
33 MHz
12 MHz
32.768 kHz
South Bridge
ZCLK
SATACLK * 2
PCICLK
OSCI (Legacy I/O)
USBCLK
RTCCLK
BIT_CLK
33 MHz
33 MHz
C C
25 MHz
24.576 MHz
LAN
LANCLK
1394
1394CLK
Clock
Buffer
CLK_IN
FB_IN
FB_OUT
AUDIO
CODEC
BIT_CLK
CLK_IN
To South Bridge
DIMM1
DIMM2
AUX_IVDD
DDR Vtt
VCC1.8V
To IC Chipsets
To South Bridge
2.5V Dual
Switch LDO
LDO
(RT9173)
2.5V to 1.25V
LDO
(2N3904)
3.3V_Dual to 1.5V_Dual
VCC3_DUAL
SB1.8V
Super I/O
SIOCLK
CLK24M
To USB & PS2 Keyboard / Mouse
PCI Slot 1, 2, 3
VRD10
(ADP3180)
0.8375 ~ 1.55V
LDO
(2N7002)
3.3V to 1.2V
LDO
(3055)
1.8V to 1.5V
LDO
(20N03)
3.3V to 2.5V
(AMS1117)
SB5V to SB2.5V
Switcher
(34063+3055)
3.3V to 1.8V
LDO
(AMS1084)
SB5V to 3.3V_Dual
LDO
(AMS1117)
SB5V to SB1.8V
VCC_DUAL
ATX Power Connector
12V
5V Dual
Switch
24 MHz
14.318 MHz
14.318 MHz
D D
1
14.318 MHz
14.318 MHz
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Date: Sheet of
648/661FX-M7
Clock & Power Distribution
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HBPM-[0..5]5
HRS-[0..2]7
HD-[0..63]7
HA-[3..35]7
HREQ-[0..4]7
CPUVID[0..5]34
D D
C C
B B
TEST_HI_2_7
VCC3
A A
+12V
HD-0
HD-1
HD-2
HD-3
HD-4
HD-5
HD-6
HD-7
HD-8
HD-9
HD-10
HD-11
HD-12
HD-13
HD-14
HD-15
HD-16
HD-17
HD-18
HD-19
HD-20
HD-21
HD-22
HD-23
HD-24
HD-25
HD-26
HD-27
HD-28
HD-29
HD-30
HD-31
HD-32
HD-33
HD-34
HD-35
HD-36
HD-37
HD-38
HD-39
HD-40
HD-41
HD-42
HD-43
HD-44
HD-45
HD-46
HD-47
HD-48
HD-49
HD-50
HD-51
HD-52
HD-53
HD-54
HD-55
HD-56
HD-57
HD-58
HD-59
HD-60
HD-61
HD-62
HD-63
HRS-2
HRS-1
HRS-0
C750 .1U
R700 62
.
R757 110-1
.
R754 249-1
.
.
R755 4.7K
TEST_HI_1
TEST_HI_12
HBPM-[0..5]
HRS-[0..2]
HD-[0..63]
HA-[3..35]
HREQ-[0..4]
CPUVID[0..5]
CPUA
B4
D00#
C5
D01#
A4
D02#
C6
D03#
A5
D04#
B6
D05#
B7
D06#
A7
D07#
A10
D08#
A11
D09#
B10
D10#
C11
D11#
D8
D12#
B12
D13#
C12
D14#
D11
D15#
G9
D16#
F8
D17#
F9
D18#
E9
D19#
D7
D20#
E10
D21#
D10
D22#
F11
D23#
F12
D24#
D13
D25#
E13
D26#
G13
D27#
F14
D28#
G14
D29#
F15
D30#
G15
D31#
G16
D32#
E15
D33#
E16
D34#
G18
D35#
G17
D36#
F17
D37#
F18
D38#
E18
D39#
E19
D40#
F20
D41#
E21
D42#
F21
D43#
G21
D44#
E22
D45#
D22
D46#
G22
D47#
D20
D48#
D17
D49#
A14
D50#
C15
D51#
C14
D52#
B15
D53#
C18
D54#
B16
D55#
A17
D56#
B18
D57#
C21
D58#
B21
D59#
B19
D60#
A19
D61#
A22
D62#
B22
D63#
A3
RS2#
F5
RS1#
B3
RS0#
LGA775
R131 62
MN752 2N7002-S
TEST_HI_0
D S
GTL_SEL
7
CPUVTT
.
G
.
R701 62
.
R702 62
6
TP1
TP3
TP4
TP2
1
1
1
1
J17
H16
H15
J16
HA-35
AJ6
DP3#
DP2#
DP1#
TESTHI12
TESTHI11
TESTHI10
TESTHI09
TESTHI08
TESTHI07
TESTHI06
TESTHI05
TESTHI04
TESTHI03
TESTHI02
TESTHI01
TESTHI00
VTT_OUT_L
A35#
DP0#
A34#
A33#
A32#
A31#
A30#
A29#
A28#
A27#
A26#
A25#
A24#
A23#
A22#
A21#
A20#
A19#
A18#
A17#
A16#
A15#
A14#
A13#
A12#
A11#
A10#
A09#
A08#
A07#
A06#
A05#
A04#
A03#
VID0
VID1
VID2
VID3
VID4
VID5
REQ4#
REQ3#
REQ2#
REQ1#
REQ0#
BPM5#
BPM4#
BPM3#
BPM2#
BPM1#
BPM0#
HA-34
AJ5
HA-33
AH5
HA-32
AH4
HA-31
AG5
HA-30
AG4
HA-29
AG6
HA-28
AF4
HA-27
AF5
HA-26
AB4
HA-25
AC5
HA-24
AB5
HA-23
AA5
HA-22
AD6
HA-21
AA4
HA-20
Y4
HA-19
Y6
HA-18
W6
HA-17
AB6
HA-16
W5
HA-15
V4
HA-14
V5
HA-13
U4
HA-12
U5
HA-11
T4
HA-10
U6
HA-9
T5
HA-8
R4
HA-7
M4
HA-6
L4
HA-5
M5
HA-4
P6
HA-3
L5
CPUVID0
AM2
CPUVID1
AL5
CPUVID2
AM3
CPUVID3
AL6
CPUVID4
AK4
CPUVID5
AL4
HREQ-4
J6
HREQ-3
K6
HREQ-2
M6
HREQ-1
J5
HREQ-0
K4
HBPM-5
AG3
HBPM-4
AF2
HBPM-3
AG2
HBPM-2
AD2
HBPM-1
AJ1
HBPM-0
AJ2
TEST_HI_12
W2
TEST_HI_11
P1
H5
G4
G3
F24
G24
G26
G27
G25
F25
W3
F26
TEST_HI_10
TEST_HI_2_7
TEST_HI_9
TEST_HI_8
TEST_HI_1
TEST_HI_0
TEST_HI_11 5
TEST_HI_10 5
TEST_HI_9 5
TEST_HI_8 5
ADD C750, R754, R755, R757, MN752
CPUVID3
CPUVID2
CPUVID1
CPUVID0
CPUVID4
CPUVID5
5
AH13
AH16
AH17
AH20
VSS
VSS
AN20
VSS
VSS
AN23
VSS
VSS
AN24
AN27
AH23
VSS
VSS
AN28
CPUD
A12
VSS
A15
VSS
A18
VSS
A2
VSS
A21
VSS
A24
VSS
A6
VSS
A9
VSS
AA23
VSS
AA24
VSS
AA25
VSS
AA26
VSS
AA27
VSS
AA28
VSS
AA29
VSS
AA3
VSS
AA30
VSS
AA6
VSS
AA7
VSS
AB1
VSS
AB23
VSS
AB24
VSS
AB25
VSS
AB26
VSS
AB27
VSS
AB28
VSS
AB29
VSS
AB30
VSS
AB7
VSS
AC3
VSS
AC6
VSS
AC7
VSS
AD4
VSS
AD7
VSS
AE10
VSS
AE13
VSS
AE16
VSS
AE17
VSS
AE2
VSS
AE20
VSS
AE24
VSS
AE25
VSS
AE26
VSS
AE27
VSS
AE28
VSS
AE29
VSS
AE30
VSS
AE5
VSS
AE7
VSS
AF10
VSS
AF13
VSS
AF16
VSS
AF17
VSS
AF20
VSS
AF23
VSS
AF24
VSS
AF25
VSS
AF26
VSS
AF27
VSS
AF28
VSS
AF29
VSS
AF3
VSS
AF30
VSS
AF6
VSS
AF7
VSS
AG10
VSS
AG13
VSS
AG16
VSS
AG17
VSS
AG20
VSS
AG23
VSS
AG24
VSS
AG7
VSS
AH1
VSS
AH10
VSS
LGA775
CPUVTT
RN171K-8P4R
12
34
56
78
.
R1471K
.
R1321K
VSS
VSS
AH24
VID_SEL
AN7
.
AH3
VSS
VSS1
R1047
62
AH6
VSS
VSS
VSSB1VSS
B11
AH7
B14
VSS
VSS
AJ10
B17
VSS
VSS
AJ13
B20
4
VSS
VSS
AJ16
VSS
VSS
B24
AJ17
AJ20
VSS
VSS
VSSB5VSSB8VSS
AJ23
C10
VSS
AJ24
C13
VSS
VSS
AJ27
C16
VSS
VSS
AJ28
C19
VSS
VSS
AJ29
C22
VSS
VSS
AJ30
VSS
VSS
C24
AJ4
AJ7
VSS
VSS
VSSC4VSSC7VSS
AK10
VSS
D12
AK13
VSS
VSS
D15
AK16
VSS
VSS
D18
AK17
VSS
VSS
D21
AK2
VSS
VSS
D24
3
AK20
AK23
AK24
AK27
VSS
VSS
VSS
VSS
GND
VSSD3VSSD5VSSD6VSSD9VSS
AK28
VSS
E11
AK29
VSS
VSS
E14
AK30
VSS
VSS
E17
2
GTL_SEL7
AL13
AL16
AL17
AL20
AL23
AL24
AL27
AL28
AL3
AL7
AM1
AM10
AM13
AM16
AM17
AM20
AM23
AM24
AM27
AM28
AM4
AM7
AN1
AN10
AK5
AK7
AL10
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSSE2VSS
E20
VSS
VSS
VSS
VSS
VSS
VSS
VSSE8VSS
VSS
VSS
VSS
VSS
VSSF4VSSF7VSSG1VSS
F10
F13
F16
F19
E25
E26
E27
E28
F22
E29
VSS
VSS
VSS
VSS
VSS
H10
H11
H12
H13
H14
Elitegroup Computer Systems
Title
Size Document Number R ev
B
Date: Sheet of
648/661FX-M7
LGA775-1 (GND)
AN13
VSS
VSS
VSS
VSS
VSS
VSS2
GTL_SEL
VID7
VSS
VSS
VSS
VSS
VSS
VSS
H17
H18
H19
H20
H21
H22
H23
VSS
VSS
AN16
VSS
VSS
H24
AN17
VSS
VSS
H25
AN2
VSS3
H26
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
1
H27
H28
H29
H3
H6
H7
H8
H9
J4
J7
K2
K5
K7
L23
L24
L25
L26
L27
L28
L29
L3
L30
L6
L7
M1
M7
N3
N6
N7
P23
P24
P25
P26
P27
P28
P29
P30
P4
P7
R2
R23
R24
R25
R26
R27
R28
R29
R30
R5
R7
T3
T6
T7
U1
U7
V23
V24
V25
V26
V27
V28
V29
V3
V30
V6
V7
W4
W7
Y2
Y5
Y7
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1.2A
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Close to CPU
CPUVTT
L28 IND-4.7U-08
D D
L29 IND-4.7U-08
HASTB-[0..1]7
HDBI-[0..3]7
HDSTBP-[0..3]7
HDSTBN-[0..3]7
12-mil line minimum
.
HASTB-[0..1]
HDBI-[0..3]
HDSTBP-[0..3]
HDSTBN-[0..3]
C C
B B
BSEL015
BSEL115
R421
BC702
1U
1K
.
PWRGD_CTRL12
PWRGD_NB7
PWRGD_CTRL
PWRGD_NB PWRGD_CPU
ADD BC706
Put these caps near CPU
A A
VTT_OUT_L VTT_OUT_R
BC706
1U
R703
0-O
MC11
+
10U-10V-08
VTT_OUT_R
7
BC700
1U
CPUCLK-15
CPUCLK15
R704 100-1
R705 100-1
R173 60.4-1
R164 60.4-1
R1048 60.4-1
BC715
.1U-O
R1049 0-O
R86
1K
R93
1K
G
DS
MN18
2N3904-S
SR800
0-O
.
BC704
BC703
1U
1U
BC701
1U
CPUCLKCPUCLK
HASTB-1
HASTB-0
HDBI-3
HDBI-2
HDBI-1
HDBI-0
HDSTBP-3
HDSTBP-2
HDSTBP-1
HDSTBP-0
HDSTBN-3
HDSTBN-2
HDSTBN-1
HDSTBN-0
.
.
.
.
.
LL_ID0
LL_ID034
.
ADD R86, R93
VCC3
.
BSEL0
BSEL1
VCC3
.
VCC_SENSE34
VSS_SENSE34
HVREF7
6
5
4
P4PEE
L : RESET#, BR0#, PWRGD, TESTHI1,8,9,10,11,12 = VCCP
R : VTTPWRGD, VID[5:0], GTLREF, TMS, TDI, TDO, BPM[5:0], VREG = VTT_OUT
CPUB
C23
B23
AN3
AN4
G28
AD5
C20
D19
G11
C17
G19
E12
G20
G12
AC2
AC4
AE3
AE4
AE6
AK3
AA2
AE8
G29
H30
G30
A23
F28
R6
A8
B9
A16
C8
R1
G2
T1
A13
A20
AJ3
V2
Y1
VCCIOPLL
VCCA
VSSA
VCCSENSE
VSSSENSE
BCLK1
BCLK0
ADSTB1#
ADSTB0#
DBI3#
DBI2#
DBI1#
DBI0#
DSTBP3#
DSTBP2#
DSTBP1#
DSTBP0#
DSTBN3#
DSTBN2#
DSTBN1#
DSTBN0#
DBR#
COMP3
COMP2
COMP1
COMP0
RESERVED
RESERVED
RESERVED
RESERVED
RESERVED
ITP_CLK0
ITP_CLK1
LL_ID0
LL_ID1
SKTOCC#
BOOTSELECT
BSEL0
BSEL1
BSEL2
R1054
0-O
VSS_SENSE
VID6
VCC_SENSE
RESERVED
RESERVED
RESERVED
AH2
AN5
AM5
.
RESERVED
RESERVEDC9RESERVEDD1RESERVED
D14
AN6
RESERVED
RESERVED
RESERVED
E23
E24
D16
1
TP7
RESERVED
RESERVED
RESERVED
RESERVEDE5RESERVEDE6RESERVEDE7RESERVED
F6
F29
F23
G10
1
1
1
TP8
TP9
TP10
GTLREF2
COMP4
RESERVED
RESERVED
RESERVED
J2
H2
B13
COMP4COMP4
CPUGTLVREFA
RESERVEDN5RESERVED
RESERVED
RESERVED
J3
N4
COMP5
RESERVED
RESERVED
T2
P5
V1
COMP5
PWRGOOD
MCERR#
PC_REQ#
THERMTRIP#
PROCHOT#
FERR#/PBE#
STPCLK#
THERMDA
THERMDC
VTTPWRGD
VTT_SEL
VTT_OUT
VTT_OUT
RESERVED
RESERVEDY3RESERVED
RESERVED
RESERVED
G6
W1
D23
AK6
COMP5
AP0#
AP1#
ADS#
BNR#
HIT#
RSP#
RESET#
BR0#
DBSY#
DRDY#
TRDY#
HITM#
LOCK#
BINIT#
BPRI#
DEFER#
EDRDY#
IERR#
INIT#
SLP#
SMI#
A20M#
LINT0
LINT1
IGNNE#
TCK
TDI
TMS
TRST#
TDO
GTLREF
LGA775
R1052
60.4-1
R1056 62
R1057 62
R1050 100-1
R1051 100-1
U2
U3
D2
C2
D4
H4
N1
G23
F3
B2
C1
E3
E4
AB3
C3
AD3
G8
G7
F2
G5
AB2
P3
M2
AL2
L2
P2
K3
R3
K1
L1
N2
M3
AE1
AD1
AC1
AG1
AF1
AL1
AK1
AM6
F27
J1
AA1
H1
.
.
.
.
.
TP5
1
TP6
1
HADSHBNRHIT-
PWRGD_CPU
CPURSTHBREQ0HDBSYHDRDYHTRDYHITM-
HLOCK-
HBPRIHDEFER-
EDRDYPCREQ-
IERR-
INITTHERMTRIPPROCHOTCPUSLPSMIA20MFERRINTR
NMI
IGNNESTPCLK-
HTCK
HTDI
HTMS
HTRSTHTDO
CPUTMP_A
CPUTMP_C
VTTPWRGD
VTT_SEL
VTT_OUT_L
VTT_OUT_R
CPUGTLVREFB
VTT_OUT_LCOMP4
3
HADS- 7
HBNR- 7
HIT- 7
CPURST- 7
HBREQ0- 7
HDBSY- 7
HDRDY- 7
HTRDY- 7
HITM- 7
HLOCK- 7
HBPRI- 7
HDEFER- 7
INIT- 12
THERMTRIP- 12
PROCHOT- 12
CPUSLP- 12
SMI- 12
A20M- 12
FERR- 12
INTR 12
NMI 12
IGNNE- 12
STPCLK- 12
CPUTMP_A 28,31
CPUTMP_C 28,31
VTTPWRGD 6
VTT_OUT_L
VTT_OUT_R
VTT_OUT_R
VTT_OUT_L
BC716
.1U
BC705
1U
CPUGTLVREFA
2
VTT_SEL
CPURST-
HBPM-34
HBPM-44
HBPM-14
HBPM-04
HBPM-54
HBPM-24
ADD RN700, RN701
STPCLKNMI
CPUSLPINTR
A20M-
SMIINIT-
TEST_HI_114
TEST_HI_104
TEST_HI_84
TEST_HI_94
TEST_HI_11
IGNNE-
R709 22-O
PWRGD_CPU
FERRTHERMTRIP-
IERRHTRST-
HBPM-3
HTDO
HBPM-4
PROCHOTHBPM-1
HBPM-0
HBPM-5
HTCK
HTDI
HBPM-2
HTMS
.
EDRDYPCREQTEST_HI_10
TEST_HI_8
TEST_HI_9
HBREQ0-
R706 1K-O
R707 62
VTT_OUT_R
R708 62-O
RN25 56-8P4R
RN24 56-8P4R
RN26 56-8P4R
VTT_OUT_L
R184 62
RN700 56-8P4R
RN701 56-8P4R
R710 62-O
R711 62-O
RN16 56-8P4R
R130 100
R712 62
R182 62
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
1 2
3 4
5 6
7 8
.
.
1 2
3 4
5 6
7 8
.
.
.
1
.
.
VTT_OUT_R
.
.
VCC3
CPUVTT
Wider than 12 mil
VTT_OUT_R
C1015
.01U
VTT_OUT_R
VTT_OUT_R
C1013
220P
C700
220P
R162 49.9-1
.
R159
100-1
.
C1014
1U
.
.
R1053 49.9-1
R1055
100-1
VTT_OUT_R
Near CPU
no more than 1.5"
Elitegroup Computer Systems
Title
Size Document Number R ev
B
Date: Sheet of
648/661FX-M7
LGA775-2 (Signals)
5 36Thursday, March 24, 2005
1.2A
P.S. Choose X5R components instead of Y5V for all 22uF_1206 capacitors on this page.
WWW.CHINAFIX.COM.CN
8
7
6
5
VCCP
4
3
2
1
Put these capacitors at processor TOP SIDE
VCCP
AA8
AB8
AC23
D D
STC1
120U-TAJ-B-O
MC5
10U-10V-08
MC7
10U-10V-08
MC9
10U-10V-08
MC4
10U-10V-08
MC8
10U-10V-08
MC13
10U-10V-08
MC10
10U-10V-08
EC700
560uF_Alum
EC701
560uF_Alum
EC702
560uF_Alum
Put these capacitors at processor LEFT SIDE
C C
VCCP
STC2
120U-TAJ-B-O
MC24
10U-10V-08
MC22
10U-10V-08
MC20
10U-10V-08
MC23
10U-10V-08
MC21
10U-10V-08
MC125
10U-10V-08
B B
Put these capacitors INSIDE PROCESSOR CAVITY
VCCP
TC3
100U-TAJ
TC2
100U-TAJ
A A
MC17
10U-10V-08
MC18
10U-10V-08
CPUVTT
R336
4.7K
.
C288
1U-08
SB5V
.
R337
2.2K
B
QN18
2N3904-S
E C
CPUVTT
.
R167
2.2K
VTTPWRGD VRDEN
DS
MN10
C133
2N7002-S
G
1U-08-O
AC24
AC25
AC26
AC27
AC28
AC29
AC30
AC8
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD8
AE11
AE12
AE14
AE15
AE18
AE19
AE21
AE22
AE23
AE9
AF11
AF12
AF14
AF15
AF18
AF19
AF21
AF22
AF8
AF9
AG11
AG12
AG14
AG15
AG18
AG19
AG21
AG22
AG25
AG26
AG27
AG28
AG29
AG30
AG8
AG9
AH11
AH12
AH14
AH15
AH18
AH19
AH21
AH22
AH25
AH26
AH27
AH28
AH29
AH30
AH8
AH9
+12V
.
SR166
5.6K-B
DS
MN15
2N7002-S
G
CPUC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
LGA775
VCC
AN12
C134
1U-08
AJ11
VCC
VCC
AN14
AJ12
VCC
VCC
AN15
AJ14
VCC
VCC
AN18
.
AJ15
VCC
VCC
AN19
AJ18
AJ19
VCC
VCC
AN21
AN22
SR155
1K-B
VCC
VCC
AJ21
VCC
VCC
AN25
VRDEN 34VTTPWRGD 5
AJ22
VCC
VCC
AN26
AJ25
VCC
VCC
AN29
AJ26
VCC
VCC
AN30
AJ8
AN8
VCC
VCC
AJ9
AN9
VCC
VCC
AK11
VCC
VCC
J10
AK12
VCC
VCC
J11
AK14
VCC
VCC
J12
AK15
VCC
VCC
J13
AK18
VCC
VCC
J14
AK19
VCC
VCC
J15
AK21
VCC
VCC
J18
AK22
VCC
VCC
J19
AK25
VCC
VCC
J20
AK26
AK8
VCC
VCC
POWER
VCC
VCC
J21
J22
AK9
AL11
AL12
AL14
AL15
AL18
AL19
AL21
AL22
AL25
AL26
AL29
AL30
AL8
AL9
AM11
AM12
AM14
AM15
AM18
AM19
AM21
AM22
AM25
AM26
AM29
AM30
AM8
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCCL8VCCK8VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
J23
J24
J25
J26
J27
J28
J29
J30
VCC
VCCJ8VCCJ9VCC
VCC
VCC
VCC
K30
K29
K28
K27
K26
K23
K24
K25
M23
M24
M25
M26
M27
M28
M29
M30
Elitegroup Computer Systems
Title
Size Document Number R ev
B
Date: Sheet of
648/661FX-M7
LGA755-3 (Power)
VCC
AM9
VCC
VCCM8VCC
AN11
VCC
VCC
N23
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
VCC
N25
N26
N27
N28
N29
N30
N8
P8
R8
T23
T24
T25
T26
T27
T28
T29
T30
T8
U23
U24
U25
U26
U27
U28
U29
U30
U8
V8
W23
W24
W25
W26
W27
W28
W29
W30
W8
Y23
Y24
Y25
Y26
Y27
Y28
Y29
Y30
CPUVTT
Y8
A25
VTT
A26
VTT
A27
VTT
A28
VTT
A29
VTT
A30
VTT
B25
VTT
B26
VTT
B27
VTT
B28
VTT
B29
VTT
B30
VTT
C25
VTT
C26
VTT
C27
VTT
C28
VTT
C29
VTT
C30
VTT
D25
VTT
D26
VTT
D27
VTT
D28
VTT
D29
VTT
D30
VTT
VCC
N24
6 36Thursday, March 24, 2005
1.2A
1
WWW.CHINAFIX.COM.CN
661CCLK
SC35
10P-B-O
661CCLK-
SC33
10P-B-O
A A
HADS-5
HITM-5
R126
14-1
R117
100-1
1
.
.
HIT-5
SC14
1U-B
SC20
1U-B
D S
661CCLK
661CCLK-
HLOCKHDEFERHTRDYCPURSTPWRGD_NB
HBPRIHBREQ0-
HRS-2
HRS-1
HRS-0
HADSHITMHITHDRDYHDBSYHBNR-
HREQ-4
HREQ-3
HREQ-2
HREQ-1
HREQ-0
HASTB-1
HASTB-0
HA-31
HA-30
HA-29
HA-28
HA-27
HA-26
HA-25
HA-24
HA-23
HA-22
HA-21
HA-20
HA-19
HA-18
HA-17
HA-16
HA-15
HA-14
HA-13
HA-12
HA-11
HA-10
HA-9
HA-8
HA-7
HA-6
HA-5
HA-4
HA-3
HNCOMP
HPCOMP
Rds-on(p) = 56 ohm
HPCVERF = 2/3 VCCP
MN753
2N7002-S
G
HVREF
661CCLK15
661CCLK-15
HLOCK-5
HDEFER-5
HTRDY-5
CPURST-5
PWRGD_NB5
HBPRI-5
HBREQ0-5
HDRDY-5
HDBSY-5
HBNR-5
B B
C C
CPUVTT
CPUVTT
.
SR1
49.9-1-B
.
SR4
100-1-B
D D
VCCP
.
R756 270-1
GTL_SEL4
U8A
AJ31
CPUCLK
AJ33
CPUCLK#
T33
HLOCK#
T35
DEFER#
V32
HTRDY#
B23
CPURST#
F22
CPUPWRGD
R34
BPRI#
U31
BREQ0#
R33
RS#2
T32
RS#1
U35
RS#0
V35
ADS#
R35
HITM#
U34
HIT#
W34
DRDY#
U33
DBSY#
V33
BNR#
W35
HREQ4#
Y33
HREQ3#
W31
HREQ2#
W33
HREQ1#
Y35
HREQ0#
AG31
HASTB1#
AA33
HASTB0#
R36
DPWR#
AH33
HA31#
AG33
HA30#
AJ35
HA29#
AF32
HA28#
AJ34
HA27#
AH32
HA26#
AG35
HA25#
AE31
HA24#
AH35
HA23#
AF35
HA22#
AE35
HA21#
AE33
HA20#
AE34
HA19#
AF33
HA18#
AG34
HA17#
AC33
HA16#
AD32
HA15#
AD33
HA14#
AC35
HA13#
AD35
HA12#
AC31
HA11#
AC34
HA10#
AB35
HA9#
AB32
HA8#
AB33
HA7#
AA35
HA6#
AA31
HA5#
Y32
HA4#
AA34
HA3#
SIS661FX
HVREF 5
2
C1XAVSS
AL36
C1XAVSS
HOST
HD63#
HD62#
HD61#
HD60#
E23
B24
C24
D23
HD-63
HD-60
HD-61
HD-62
2
HVREF
C4XAVSS
C1XAVDD
AK34
AJ36
C1XAVDD
10.25mA
HD59#
HD58#
F24
D25
C26
HD-58
HD-59
C4XAVDD
AK35
C4XAVSS
C4XAVDD
12.81mA
HD57#
HD56#
B25
B26
HD-57
HD-56
HD-55
AA26
HVREF0
HD55#
HD54#
D27
HD-54
W26
U26
HVREF1
HD53#
E27
D26
HD-53
HD-52
R26
L20
HVREF2
HVREF3
HD52#
HD51#
B27
D28
HD-50
HD-51
HPCOMP
D22
HVREF4
HD50#
HD49#
B28
C28
HD-49
HD-48
HNCOMP
C22
HCOMP_P
HCOMP_N
HD48#
HD47#
E29
HD-47
R143 R133
648 20 1% 110 1%
648FX
14 1%
661FX
14 1%
661FXLV 14 1% 100 1%
HNCVREF
pin B22
648
Voltage
divider
648FX
661FX
661FXLV
3
TP11
1
ST2
ST1
ST0
HNCVREF
B22
B5
ST0B6ST1F7ST2
HCOMPVREF_N
HD46#
HD45#
HD44#
HD43#
F28
B29
B30
B31
C30
HD-44
HD-42
HD-45
HD-43
HD-46
100 1%
100 1%
NC
3
4
AAD3
AAD2
AAD1
AAD7
AAD6
AAD0
AAD5
AAD4
AAD0Y5AAD1W4AAD2V2AAD3W6AAD4V4AAD5U2AAD6V5AAD7U4AAD8R2AAD9
AAD14
AAD11
AAD9
AAD8
AAD13
AAD12
AAD10
T4
AAD10R3AAD11T5AAD12P2AAD13R4AAD14N2AAD15R6AAD16L3AAD17L4AAD18K2AAD19L6AAD20J2AAD21J3AAD22K4AAD23J4AAD24J6AAD25H4AAD26G3AAD27H5AAD28F2AAD29G4AAD30E2AAD31
AAD15
AAD16
AAD17
AAD18
AAD19
AAD20
661FX-1
HD42#
HD41#
HD40#
HD39#
HD38#
HD37#
HD36#
HD35#
HD34#
HD33#
HD32#
HD31#
HD30#
HD29#
HD28#
HD27#
HD26#
HD25#
HD24#
HD23#
HD22#
HD21#
J34
F33
B33
B35
B34
C32
Rds-on(n) = 10 ohm
HNCVERF = 1/3 VCCP
E31
D29
C33
D32
HD-34
HD-36
HD-35
HD-38
HD-39
HD-37
HD-41
HD-40
C1XAVDD
C1XAVSS
D31
D33
D35
HD-33
HD-32
E33
E35
C35
D34
G31
HD-25
HD-30
HD-31
HD-26
HD-28
HD-27
HD-29
L39
FB-120
1 2
C155
1U
ADD R756, MN753
F32
H35
G34
HD-21
HD-22
HD-23
HD-24
VCC3
4
AAD23
AAD21
AAD22
HD20#
HD19#
HD18#
J33
J31
F35
HD-20
HD-18
HD-19
MC32
10U-10V-08-O
AAD24
HD17#
G35
HD-17
AAD25
HD16#
H33
HD-16
AAD26
HD15#
J35
HD-15
AAD27
K32
HD-14
AAD28
HD14#
HD13#
N33
HD-13
AAD31
AAD30
AAD29
G6
AGP
HD12#
HD11#
HD10#
HD9#
L31
L33
K33
K35
HD-12
HD-11
HD-10
HD-9
C4XAVDD
C4XAVSS
SBA-1
SBA-5
SBA-6
SBA-2
SBA-7
SBA-3
SBA-4
B3
SBA7E3SBA6F4SBA5D2SBA4F5SBA3E4SBA2B2SBA1E6SBA0
6.45mA
10.06mA
HD8#
HD7#
HD6#
HD5#
HD4#
HD3#
HD2#
L35
L34
P32
P33
N34
N35
M35
M33
HD-3
HD-5
HD-4
HD-7
HD-6
HD-8
HD-2
C153
1U
5
SBA-0
ADEVSEL#
ADBIH/PIPE#
AD_STB0#
AD_STB1#
AGPCOMP_P
AGPCOMP_N
AGPVSSREF
HDSTBN3#
HDSTBN2#
HDSTBN1#
HDSTBN0#
HDSTBP3#
HDSTBP2#
HDSTBP1#
HDSTBP0#
HD1#
HD0#
F26
P35
HD-0
HD-1
L38
FB-120
1 2
5
AC/BE3#
AC/BE2#
AC/BE1#
AC/BE0#
AREQ#
AGNT#
AFRAME#
AIRDY#
ATRDY#
ASERR#
ASTOP#
APAR
RBF#
WBF#
GC_DET#
ADBIL
SB_STB
SB_STB#
AD_STB0
AD_STB1
AGPCLK
A1XAVDD
A1XAVSS
A4XAVDD
A4XAVSS
AGPVREF
DBI3#
DBI2#
DBI1#
B32
E34
HDBI-1
HDBI-3
HDBI-2
R31
HDBI-0
DBI0#
VCC3
K5
M5
P4
U6
C6
E8
N6
M4
N4
L2
P5
M2
N3
D7
B4
C7
C4
D6
C2
D3
T2
U3
G2
H2
D8
W2
Y2
B8
C8
A7
B7
W3
Y4
D24
F30
G33
N31
E25
D30
H32
M32
MC31
10U-10V-08-O
ACBE-3
ACBE-2
ACBE-1
ACBE-0
GCDETDBI_HI
DBI_LOW
SBSTB
SBSTB-
AADSTB0
AADSTB-0
AADSTB1
AADSTB-1
661ACLK
AGPRCOMP
AGPRCOMN
A1XAVDD
A1XAVSS
A4XAVDD
A4XAVSS
HDSTBN-3
HDSTBN-2
HDSTBN-1
HDSTBN-0
HDSTBP-3
HDSTBP-2
HDSTBP-1
HDSTBP-0
6
AREQ 19
AGNT 19
AFRAME 19
AIRDY 19
ATRDY 19
ADEVSEL 19
ASERR 19
ASTOP 19
APAR 19
RBF 19
WBF 19
GCDET- 19
DBI_HI 19
DBI_LOW 19
SBSTB 19
SBSTB- 19
SC2
10P-B-O
AVREFGC 19
6
661ACLK 15
7
A1XAVDD
A1XAVSS
A4XAVDD
A4XAVSS
HDSTBP-[0..3]
HDSTBN-[0..3]
HDBI-[0..3]
HD-[0..63]
HASTB-[0..1]
HA-[3..31]
HREQ-[0..4]
HRS-[0..2]
AAD[0..31]
SBA-[0..7]
ACBE-[0..3]
ST[0..2]
AADSTB[0..1]
AADSTB-[0..1]
AGPRCOMN
AGPRCOMP
1 2
C122
1U
1 2
C121
1U
AGP3.0 = 50 ohm
L34
FB-120
L33
FB-120
HDSTBP-[0..3] 5
HDSTBN-[0..3] 5
HDBI-[0..3] 5
HD-[0..63] 4
HASTB-[0..1] 5
HA-[3..31] 4
HREQ-[0..4] 4
HRS-[0..2] 4
AAD[0..31] 19
SBA-[0..7] 19
ACBE-[0..3] 19
ST[0..2] 19
AADSTB[0..1] 19
AADSTB-[0..1] 19
R172
.
49.9-1
R170
.
44.2-1
VCC3
VCC3
MC33
10U-10V-08
8
VDDQ
Elitegroup Computer Systems
Title
Size Document Number Rev
Custom
Date: Sheet of
7
648/661FX-M7
SiS661FX-1 (Host/AGP)
7 36Thursday, March 24, 2005
8
1.2A
1
WWW.CHINAFIX.COM.CN
2
3
4
5
6
7
8
DMD[0..63]
DDQM[0..7]
DDQS[0..7]
DMA[0..14]
DCS-[0..3]
A A
U8B
DMD0
AN35
AP36
AK33
AM33
AN34
AK32
AR34
AN33
AR35
AP34
AM32
AL31
AR31
AL30
AN32
AR33
AN31
AM31
AR32
AP32
AP30
AR30
AM29
AL27
AN30
AN29
AL28
AN28
AL29
AR29
AP26
AN25
AR24
AL24
AL25
AR26
AM25
AN24
AP24
AR25
AN21
AP20
AN20
AL18
AM21
AR21
AL19
AM19
AL20
AR20
AL15
AL14
AN15
AR15
AN16
AM15
AN14
AL13
AP16
AR16
AM13
AL12
AL11
AR12
AP14
AR14
AN13
AP12
AN12
AR13
AL10
AR11
AM11
AN11
AP10
AN10
AR10
MD0
MD1
MD2
MD3
MD4
661FX-2
MD5
MD6
MD7
DQM0
DQS0/CSB0#
MD8
MD9
MD10
MD11
MD12
MD13
MD14
MD15
DQM1
DQS1/CSB1#
MD16
MD17
MD18
MD19
MD20
MD21
MD22
MD23
DQM2
DQS2/CSB2#
MD24
MD25
MD26
MD27
MD28
MD29
MD30
MD31
DQM3
DQS3/CSB3#
MD32
MD33
MD34
MD35
MD36
MD37
MD38
MD39
DQM4
DQS4/CSB4#
MD40
MD41
MD42
MD43
MD44
MD45
MD46
MD47
DQM5
DQS5/CSB5#
MD48
MD49
MD50
MD51
MD52
MD53
MD54
MD55
DQM6
DQS6/CSB6#
MD56
MD57
AM9
MD58
AR9
MD59
MD60
MD61
MD62
AN9
MD63
DQM7
DQS7/CSB7#
SIS661FX
10.15mA
24.86mA
MA10
MA11
MA12
MA13
MA14
MA15
SRAS#
SCAS#
SWE#
CS0#
CS1#
CS2#
CS3#
CS4#
CS5#
CKE0
CKE1
CKE2
CKE3
CKE4
CKE5
S3AUXSW#
FWDSDCLKO
DRAMTEST
DLLAVDD
DLLAVSS
DDRAVDD
DDRAVSS
DDRVREFB
DDRVREFA
TRAP2
DDRCOMP_P
DDRCOMP_N
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
MA9
AN23
AN22
AM23
AL23
AL26
AN26
AN27
AR27
AR28
AP22
AN18
AR22
AP28
AM27
AT14
AL17
AR19
AN19
AM17
AL16
AN17
AR17
AP18
AR18
AP4
AT3
AR3
AP3
AR2
AN4
AP2
AL21
AL22
AL35
AL34
AM35
AN36
AF16
AF23
AP1
AR8
AP8
DMA1
DMA2
DMA3
DMA4
DMA5
DMA6
DMA7
DMA8
DMA9
DMA10
DMA11
DMA12
DMA13
DMA14
DRASDCASDWE-
DCS-0
DCS-1
DCS-2
DCS-3
CKE0
CKE1
CKE2
CKE3
S3AUXSW-
FWDSDCLKO
DLLAVDD
DLLAVSS
DDRAVDD
DDRAVSS
DDRVREFA
DDRVREFB
DDRCOMP
DDRCOMN
DRAS- 17,18
DCAS- 17,18
DWE- 17,18
S3AUXSW- 33
SC39
10P-B-O
DMA0
AR23
DMD1
DMD2
DMD3
DMD4
DMD5
DMD6
DMD7
DDQM0
DDQS0
DMD8
DMD9
DMD10
DMD11
DMD12
DMD13
DMD14
DMD15
DDQM1
DDQS1
DMD16
DMD17
DMD18
DMD19
DMD20
B B
C C
DMD21
DMD22
DMD23
DDQM2
DDQS2
DMD24
DMD25
DMD26
DMD27
DMD28
DMD29
DMD30
DMD31
DDQM3
DDQS3
DMD32
DMD33
DMD34
DMD35
DMD36
DMD37
DMD38
DMD39
DDQM4
DDQS4
DMD40
DMD41
DMD42
DMD43
DMD44
DMD45
DMD46
DMD47
DDQM5
DDQS5
DMD48
DMD49
DMD50
DMD51
DMD52
DMD53
DMD54
DMD55
DDQM6
DDQS6
DMD56
DMD57
DMD58
DMD59
DMD60
DMD61
DMD62
DMD63
DDQM7
DDQS7
CKE[0..3]
FWDSDCLKO 16
DMD[0..63] 17,18
DDQM[0..7] 17,18
DDQS[0..7] 17,18
DMA[0..14] 17,18
DCS-[0..3] 17,18
CKE[0..3] 17
DLLAVDD
DLLAVSS
DDRAVDD
DDRAVSS
DDRVREFA
DDRVREFB
C161
1U
C173
1U
SC34
1U-B
SC38
1U-B
SC36
1U-B
SC37
1U-B
L42
FB-120
1 2
L44
FB-120
1 2
VCC_DIMM
.
.
VCC_DIMM
.
.
VCC3
VCC3
SR5
150-1-B
SR8
150-1-B
SR6
150-1-B
SR7
150-1-B
BC46
1U
MC34
10U-10V-08
DDRCOMN
DDRCOMP
R195
40.2-1
.
R189
40.2-1
.
VCC_DIMM
D D
Elitegroup Computer Systems
1
2
3
4
5
6
Title
Size Document Number Rev
Custom
Date: Sheet of
648/661FX-M7
SiS661FX-2 (Memory)
7
8 36Thursday, March 24, 2005
8
1.2A
1
WWW.CHINAFIX.COM.CN
2
3
4
5
6
7
8
ZAD[0..16]11
A A
VCC1.8V
.
.
B B
VCC3
BC52
1U
VCC3
C C
VCC1.8V
R207
150-1
R213
49.9-1
L45
FB-120
1 2
L47
FB-120
1 2
MC35
10U-10V-08-O
FB-120
1 2
C178
.1U
C174
.1U
ZVREF
C168
1U
C181
1U
C142
1U
Z1XAVDD
Z1XAVSS ECLKAVSS
Z4XAVDD
Z4XAVSS
R175 56
.
R174 56
.
ZAD[0..16]
661ZCLK
SC32
10P-B-O
ZCMP_N
ZCMP_P
REFCLK0
SC1
10P-B-O
661ZCLK15
661ZCLK
ZUREQ
ZUREQ11
ZDREQ
ZDREQ11
ZSTB0
ZSTB011
ZSTB-0
ZSTB-011
ZSTB1
ZSTB111
ZSTB-1
ZSTB-111
ZAD0
ZAD1
ZAD2
ZAD3
ZAD4
ZAD5
ZAD6
ZAD7
ZAD8
ZAD9
ZAD10
ZAD11
ZAD12
ZAD13
ZAD14
ZAD15
ZAD16
ZVREF
ZCMP_N
ZCMP_P
Z1XAVDD
Z1XAVSS
Z4XAVDD
Z4XAVSS
U8C
AL6
ZCLK
AL4
ZUREQ
AK5
ZDREQ
AJ2
ZSTB0
AJ3
ZSTB0#
AE3
ZSTB1
AF2
ZSTB1#
AH5
ZAD0
AK2
ZAD1
AJ4
ZAD2
AJ6
ZAD3
AH2
ZAD4
AH4
ZAD5
AG3
ZAD6
AG6
ZAD7
AF4
ZAD8
AG2
ZAD9
ZAD10
ZAD11
ZAD12
ZAD13
ZAD14
ZAD15
ZAD16
ZVREF
ZCOMP_N
ZCOMP_P
Z1XAVDD
Z1XAVSS
Z4XAVDD
Z4XAVSS
SIS661FX
HyperZip
661FX-3
6.17mA
19.45mA
PCIRST#
PWROK
AUXOK
AN2
AN3
NBPCIRSTNBPWRGD
AUXOK
AM4
AF5
AG4
AD2
AE6
AE2
AE4
AL3
AK4
AD5
AD4
AN1
AM2
AL2
AL1
NBPCIRST-11
NBPWRGD35
AUXOK12,35
TRAP1F9TRAP0
D10
TESTMODE2
TESTMODE1
TESTMODE0
B9
C9
B10
VGA
95.32mA
7.39mA
8.18mA
8.43mA
DLLEN#
ENTEST
D9
E10
ENTEST
VOSCI
ROUT
GOUT
BOUT
HSYNC
VSYNC
VGPIO0
VGPIO1
INT#A
CSYNC
RSYNC
LSYNC
VCOMP
VRSET
VVBWN
DACAVDD1
DACAVSS1
DACAVDD2
DACAVSS2
DCLKAVDD
DCLKAVSS
ECLKAVDD
ECLKAVSS
A15
B12
B13
A13
A11
B11
E13
C11
C10
D12
E12
D11
E15
D15
E14
D13
C12
D14
C13
B15
C15
B14
C14
R134 33
R143 33
R135 100
R128 100
VCOMP
VRSET
VVBWN
DACAVDD
DACAVSS
DACAVDD
DACAVSS
DCLKAVDD
DCLKAVSS
ECLKAVDD
REFCLK0 15
ROUT 20
GOUT 20
BOUT 20
HSYNC 20
VSYNC 20
DDC1CLK 20
DDC1DATA 20
INT-A 11,19,22,23
CSYNC 19
RSYNC 19
LSYNC 19
Mounted with 661FX
Mounted with 661FX
VCC3
L32
FB-120
1 2
C117
1UL37
L31
FB-120
1 2
C116
1U
VCC3
MC37
10U-10V-08-O
VVBWN
VCOMP
DACAVDD
DACAVSS
C118
C119
.1U
.1U
C112
1U
VRSET
L30
FB-120
1 2
BC35
1U
VCC1.8V
MC36
10U-10V-08
R136
130-1
ENTEST
NBPWRGD
AUXOK
R142 4.7K
.
C182 .1U
C169 .1U
DCLKAVDD
DCLKAVSS
ECLKAVDD
ECLKAVSS
D D
Elitegroup Computer Systems
1
2
3
4
5
6
Title
Size Document Number Rev
Custom
Date: Sheet of
648/661FX-M7
SiS661FX-3 (HyperZip)
7
9 36Thursday, March 24, 2005
8
1.2A
1
WWW.CHINAFIX.COM.CN
2
3
4
5
6
7
8
CPUVTT
A17
A18
A19
A20
A21
B17
B18
B19
B20
B21
C17
C18
C19
C20
C21
D17
D18
D19
D20
D21
E17
E18
E19
E20
L25
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
L26
VTT
M18
A A
VCC_DIMM
B B
C C
D D
VTT
253.65mA IVDD for VGA 1044mA 111mA
M19
VTT
M20
VTT
M21
VTT
M22
VTT
M23
VTT
M24
VTT
M25
VTT
M26
VTT
N25
VTT
P25
VTT
R25
VTT
T25
VTT
U25
VTT
V25
VTT
W25
VTT
Y25
VTT
AA25
VTT
AL7
VDDM
488.91mA
AL8
VDDM
AL9
VDDM
AM6
VDDM
AM7
VDDM
AM8
VDDM
AN5
VDDM
AN6
VDDM
AN7
VDDM
AN8
VDDM
AP5
VDDM
AP6
VDDM
AP7
VDDM
AR4
VDDM
AR5
VDDM
AR6
VDDM
AR7
VDDM
AT4
VDDM
AT5
VDDM
AT6
VDDM
AT7
VDDM
AB25
VDDM
AC25
VDDM
AD12
VDDM
AD25
VDDM
AE11
VDDM
AE12
VDDM
AE13
VDDM
AE14
VDDM
AE15
VDDM
AE16
VDDM
AE17
VDDM
AE18
VDDM
AE19
VDDM
AE20
VDDM
AE21
VDDM
AE22
VDDM
AE23
VDDM
AE24
VDDM
AE25
VDDM
AE26
VDDM
AF11
VDDM
AF12
VDDM
AF25
VDDM
AF26
VDDM
AB24
PVDDM
AC13
PVDDM
AD14
PVDDM
AD16
PVDDM
AD18
PVDDM
AD20
PVDDM
AD22
PVDDM
P14
VSS
P15
VSS
P16
VSS
P17
VSS
P18
VSS
P19
VSS
P20
VSS
P21
VSS
P22
VSS
P23
VSS
R14
VSS
R15
VSS
R16
VSS
R17
VSS
R18
VSS
R19
VSS
R20
VSS
R21
VSS
R22
VSS
R23
VSS
T14
VSS
T15
VSS
T16
VSS
T17
VSS
T18
VSS
T19
VSS
T20
VSS
T21
VSS
T22
VSS
T23
VSS
U14
VSS
U15
VSS
U16
VSS
U17
VSS
U18
VSS
U19
VSS
U20
VSS
U21
VSS
U22
VSS
U23
VSS
V14
VSS
V15
VSS
V16
VSS
V17
VSS
V18
VSS
V19
VSS
V20
VSS
V21
VSS
V22
VSS
V23
VSS
W14
VSS
W15
VSS
W16
VSS
W17
VSS
W18
VSS
W19
VSS
W20
VSS
W21
VSS
W22
VSS
W23
VSS
VSS
VSS
VSS
VSS
VSS
VSS
Y14
Y15
Y16
Y17
Y18
Y19
VTT
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
Y20
Y21
Y22
Y23
AA14
AA15
AA16
AA17
AA18
AA19
E21
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VTT
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AA20
AA21
AA22
AA23
AB14
AB15
AB16
AB17
AB18
AB19
VCC1.8V
F17
F18
F19
F20
F21
N13
N14
N16
N18
N19
N20
N21
N22
N23
N24
P13
P24
R24
T13
T24
U24
V13
VTT
VTT
VTT
VTT
VTT
VTT
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
PVDD
V24
IVDD
IVDD
IVDD
IVDD
IVDD
PVDD
PVDD
PVDD
PVDD
PVDD
IVDD 1310mA
661FX-4
Power
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AB20
AB21
AB22
AB23
AC14
AC15
AC16
AC17
AC18
AC19
AC20
AC21
VSS
VSS
VSS
AF34
AE32
AE36
AC32
AC36
AD34
AC22
AC23
AG32
AG36
VCC1.8VIVDD
W13
W24
Y13
Y24
AA24
AB13
AC24
AD13
AD15
AD17
AD19
AD21
AD23
AD24
AH3
AJ1
N15
R13
U13
AA13
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
IVDD
VDDZ
PVDD
PVDD
NOTE:
SiS648FX doesn't have
the following 9 balls
VDDQ(P12), VDDM(AE14), VDDM(AE15),
VDDM(AB25), IVDD(N20), IVDD(T24),
VTT(M20), VTT(N25), VTT(P25).
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AH34
VSS
VSS
AJ32
AM10
AM12
AM14
AM16
AM18
AM20
AM22
AM24
VDDZ
PVDD
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AP9
AP11
AP13
AP15
AP17
AP19
AP21
AM26
AM28
AM30
VCC3
AUX_IVDD=10.12mA
AUX3.3=26.38mA
AUX_IVDD
AD3
AE1
AF3
AK3
AG1
AM3
W11
W12
Y11
Y12
AA12
AM5
NCD4NCD5NC
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
VDDZ
28.8mA
239.09mA
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AT8
AT10
AT12
AT16
AT18
AT20
AT22
AP23
AP25
AP27
AP29
AP31
AP33
AT24
AP35
U8D
L17
M17
N17
AB12
AUX_IVDD
AC12
AA1
AA2
AA3
AA4
AA5
AA6
AB1
AB2
AB3
AB4
AB5
AB6
AC1
AC2
AC3
AC4
AC5
AC6
L11
L12
L13
M11
M12
M13
M14
M15
M16
N11
N12
P12
R12
T12
U12
V12
B16
C16
D16
E16
F15
E11
F11
F13
AL33
AM34
A9
A3
A5
C1
C3
C5
E1
E5
E7
E9
F3
G1
G5
H3
J1
J5
K3
L1
L5
M3
N1
N5
P3
R1
R5
T3
U1
U5
V3
W1
W5
Y3
AE5
AG5
AJ5
AL5
A22
A24
A26
A28
A30
A32
A34
C23
C25
C27
C29
C31
C34
C36
E22
E24
E26
E28
E30
E32
E36
F34
G32
G36
H34
J32
J36
K34
L32
L36
M34
N32
N36
P34
R32
T34
U32
U36
V34
W32
W36
Y34
AA32
AA36
AB34
SIS661FX
VCC3_DUAL
VDDQ
IVDD
CPUVTT
BC27
1U
BC32
1U
VDDQ
BC37
1U
C140
.1U
Place these capacitors under 648 solder side
CPUVTT
SC18
1U-B-O
SC8
1U-B
SC22
1U-B
SC12
1U-B
IVDD
SC25
1U-B
SC26
1U-B
SC11
1U-B
SC6
1U-B
But SiS648 and SiS660 still
have these 9 balls.
AUX3.3
VDD3.3
VDD3.3
VDD3.3
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
VDDQ
IVDD
IVDD
IVDD
IVDD
IVDD
NC
NC
NC
NC
NC
NC
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
AL32
AT26
AT28
AT30
AT32
AT34
VCC1.8V
VDDQ
VCC3_DUAL
BC29
1U
BC26
1U
VCC_DIMM
SC17
1U-B-O
SC10
1U-B
SC29
1U-B
SC21
10U-10V-08-B-O
SC19
1U-B
SC13
1U-B
SC30
1U-B
VCC_DIMM
VCC1.8V
C146
.1U
SC23
1U-B
IVDD
BC31
1U-O
BC33
1U
BC59
1U
BC50
1U
SC28
1U-B
SC27
1U-B
SC24
1U-B
SC31
1U-B
VCC3
SC5
1U-B
BC28
1U-O
BC30
1U
1
2
3
4
5
6
Elitegroup Computer Systems
Title
648/661FX-M7
Size Document Number Rev
Custom
Date: Sheet of
7
SiS661FX-4 (Power)
8
10 36Thursday, March 24, 2005
1.2A
1
WWW.CHINAFIX.COM.CN
VCC3
VCC1.8V
.
.
964PCLK
SC49
10P-B-O
R229
150-1
R226
49.9-1
RN11
4.7K-8P4R
SIOPCIRST-28
12
34
56
78
PAR22,23,24,25
SZVREF
CBE-[0..3]
INT-A
INT-B
INT-C
INT-D
FRAME-
IRDYTRDYSTOP-
SERRPAR
DEVSEL-
PLOCK964PCLK
PCIRST-
ZSTB0
ZSTB-0
ZSTB1
ZSTB-1
ZUREQ
ZDREQ
CBE-[0..3]22,23,24,25
INT-A9,19,22,23
INT-B19,22,23,25
INT-C22,23,24
INT-D22,23
FRAME-22,23,24,25
IRDY-22,23,24,25
TRDY-22,23,24,25
STOP-22,23,24,25
SERR-22,23,24
DEVSEL-22,23,24,25
PLOCK-22,23
964PCLK15
PCIRST-19,20,22,23,24,25,29
NBPCIRST-9
964ZCLK15
ZSTB09
ZSTB-09
ZSTB19
ZSTB-19
ZUREQ9
ZDREQ9
C202
.1U
C201
.1U
INT-B
INT-A
INT-D
INT-C
A A
B B
C C
PREQ-425
PREQ-324
PREQ-223
PREQ-122
PREQ-022
PGNT-425
PGNT-324
PGNT-223
PGNT-122
PGNT-022
C204
10P-O
SZCMP_P
SZ1XAVDD
SZ1XAVSS
SZ4XAVDD
SZ4XAVSS
SZVREF
2
AD[0..31]22,23,24,25
PREQ-4
PREQ-3
PREQ-2
PREQ-1
PREQ-0
PGNT-4
PGNT-3
PGNT-2
PGNT-1
PGNT-0
CBE-3
CBE-2
CBE-1
CBE-0
R209 33
.
R211 33
.
R210 33
.
ZAD16
AB26
AA24
AA25
AC26
AB25
AA23
AA26
W26
3
AD[0..31]
AD19
AD24
AD28
AD30
AD27
AD26
AD25
AD31
AD29
F1
PREQ4#
F2
PREQ3#
F3
PREQ2#
F4
PREQ1#
E1
PREQ0#
H4
PGNT4#
G1
PGNT3#
G2
PGNT2#
G3
PGNT1#
G4
PGNT0#
K3
C/BE3#
M2
C/BE2#
P1
C/BE1#
U4
C/BE0#
F5
INTA#
E4
INTB#
E3
INTC#
E2
INTD#
M1
FRAME#
N4
IRDY#
N3
TRDY#
P4
STOP#
P3
SERR#
P2
PAR
N2
DEVSEL#
N1
PLOCK#
W3
PCICLK
B3
PCIRST#
ZCLK
V24
ZSTB0
ZSTB0#
R25
ZSTB1
T26
ZSTB1#
Y24
ZUREQ
Y23
ZDREQ
ZCMP_N
ZCMP_P
Z1XAVDD
Z1XAVSS
Y22
Z4XAVDD
Z4XAVSS
ZVREF
Y26
ZAD16
AD31H3AD30H2AD29H1AD28J4AD27J3AD26J2AD25J1AD24K4AD23K2AD22K1AD21L4AD20L3AD19L2AD18L1AD17M4AD16M3AD15R4AD14R3AD13R2AD12R1AD11T4AD10
PCI
964-1
12mA
34mA
ZAD0
ZAD1
ZAD2
ZAD3
ZAD4
ZAD5
ZAD6
ZAD7
V22
V23
V26
U22
U25
ZAD0
W25
ZAD1
ZAD2
ZAD3
ZAD4
ZAD5
ZAD6
U24
ZAD7
W24
AD17
AD23
AD16
AD22
AD21
AD18
AD20
HyperZip
ZAD8
ZAD9
ZAD10
ZAD11
ZAD12
ZAD13
ZAD14
ZAD15
T22
T23
T24
P22
U26
R22
R24
R26
ZAD13
ZAD14
ZAD8
ZAD9
ZAD15
ZAD10
ZAD12
ZAD11
AD14
AD15
AD12
AD13
4
AD11
AD10
AD8
AD9
AD6
AD7
AD5
T3
AD9T2AD8T1AD7U3AD6U2AD5U1AD4V4AD3V3AD2V2AD1V1AD0
IDE
AD4
AD3
AD2
AD1
5
AD0
W4
10mA
IDEAVDD
IDEAVSS
ICHRDYA
IDREQA
IIRQA
CBLIDA
IIORA#
IIOWA#
IDACKA#
IDSAA2
IDSAA1
IDSAA0
IDECSA1#
IDECSA0#
ICHRDYB
IDREQB
IIRQB
CBLIDB
IIORB#
IIOWB#
IDACKB#
IDSAB2
IDSAB1
IDSAB0
IDECSB1#
IDECSB0#
IDA10
IDA11
IDA12
IDA13
IDA14
IDA15
IDB10
IDB11
IDB12
IDB13
IDB14
IDB15
IDA0
IDA1
IDA2
IDA3
IDA4
IDA5
IDA6
IDA7
IDA8
IDA9
IDB0
IDB1
IDB2
IDB3
IDB4
IDB5
IDB6
IDB7
IDB8
IDB9
U13A
W1
W2
AE15
AD14
AC15
AE16
AF15
AC14
AD15
AC16
AF16
AD16
AE17
AF17
AE22
AD21
AC22
AE23
AF22
AC21
AD22
AF24
AF23
AD23
AF25
AE24
AF14
AD13
AF13
AD12
AF12
AD11
AF11
AF10
AE10
AE11
AC11
AE12
AC12
AE13
AC13
AE14
AF21
AD20
AF20
AD19
AF19
AD18
AF18
AD17
AC17
AE18
AC18
AE19
AC19
AE20
AC20
AE21
SIS964
IDEDA0
IDEDA1
IDEDA2
IDEDA3
IDEDA4964ZCLK
IDEDA5
IDEDA6
IDEDA7
IDEDA8
IDEDA9
IDEDA10
IDEDA11
IDEDA12
IDEDA13
IDEDA14
IDEDA15
IDEDB0
IDEDB1SZCMP_N
IDEDB2
IDEDB3
IDEDB4
IDEDB5
IDEDB6
IDEDB7
IDEDB8
IDEDB9
IDEDB10
IDEDB11
IDEDB12
IDEDB13
IDEDB14
IDEDB15
6
VCC1.8V
BC56
1U
ICHRDYA
IDEREQA
IDEIRQA
CBLIDA
IDEIOR-A
IDEIOW-A
IDEACK-A
IDESAA2
IDESAA1
IDESAA0
IDECS-A1
IDECS-A0
ICHRDYB
IDEREQB
IDEIRQB
CBLIDB
IDEIOR-B
IDEIOW-B
IDEACK-B
IDESAB2
IDESAB1
IDESAB0
IDECS-B1
IDECS-B0
ICHRDYA 20
IDEREQA 20
IDEIRQA 20
CBLIDA 20
IDEIOR-A 20
IDEIOW-A 20
IDEACK-A 20
IDESAA2 20
IDESAA1 20
IDESAA0 20
IDECS-A1 20
IDECS-A0 20
ICHRDYB 20
IDEREQB 20
IDEIRQB 20
CBLIDB 20
IDEIOR-B 20
IDEIOW-B 20
IDEACK-B 20
IDESAB2 20
IDESAB1 20
IDESAB0 20
IDECS-B1 20
IDECS-B0 20
IDEDA[0..15] 20
IDEDB[0..15] 20
7
8
ZAD[0..16]9
Analog Power supplies of Transzip function for 96X Chip.
VCC1.8V VCC1.8V
L52
FB-120
1 2
C205
D D
1U
SZ1XAVDD
SZ1XAVSS
BC54
1U
L49
FB-120
1 2
C194
1U
SZ4XAVDD
SZ4XAVSS
BC57
1U
VCC1.8V
L51
FB-120
1 2
C198
1U
SVDDZCMP
R221
56
.
R227
56
.
SZCMP_N
SZCMP_P
Elitegroup Computer Systems
1
2
3
4
5
6
Title
Size Document Number Rev
Custom
Date: Sheet of
648/661FX-M7
SiS964-1 (PCI/IDE/Link)
7
11 36Thursday, March 24, 2005
8
1.2A
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