Schematic Diagrams
B - 12 SB VT8237A-1PCI/ USB
B.Schematic Diagrams
SB VT8237A-1PCI/ USB
Sheet 11 of 40
SB VT8237A-1PCI/
USB
D04
PGNT#1
PGNT#3
PGNT#0
PGNT#2
PGNT#5
PGNT#4
USBP0
USBN4
USBN2
USBN0
USBP3
USBP4
USBP1
USBP5
USBP7
USBN7
USBN1
USBN6
USBP2
USBP6
USBN3
USBN5
AD[0..31]
FRAME#
DEVSEL#
IRDY#
TRDY#
STOP#
SERR#
C/BE#[0..3]
PREQ#4
OC#0
OC#5
OC#2
OC#6
OC#7
OC#1
OC#4
OC#3
9
8
14
7
U20D
74LVC14
11
10
14
7
U20E
74LVC14
13
12
14
7
U20F
74LVC14
R592
15K
R590
15K
AD0
G2
AD1
J4
AD2
J3
AD3
H3
AD4
F1
AD5
G1
AD6
H4
AD7
F2
AD8
E1
AD9
G3
AD10
E3
AD11
D1
AD12
G4
AD13
D2
AD14
D3
AD15
F3
AD16
K3
AD17
L3
AD18
K2
AD19
K1
AD20
M4
AD21
L2
AD22
N4
AD23
L1
AD24
M2
AD25
M1
AD26
P4
AD27
N3
AD28
N2
AD29
N1
AD30
P1
AD31
P2
CBE0
E2
CBE1
C1
CBE2
L4
CBE3
M3
FRAME
J1
DEVSEL
H2
IRDY
J2
TRDY
H1
STOP
K4
SERR
C2
PAR
F4
USBP0+
E20
USBP0-
D20
USBP1+
A20
USBP1-
B20
GND
E8
GND
F2
5
GND
H2
3
INTA
A4
INTB
B4
INTC
B5
INTD
C4
REQ0
A5
REQ1
B6
REQ2
C5
REQ3
D5
REQ4
P3
GNT0
A6
GNT1
D6
GNT2
C6
GNT3
E5
GNT4
R4
USBP2+
E18
USBP2-
D18
USBP3+
A18
USBP3-
B18
USBP4+
D16
USBP4-
E16
USBP5+
A16
USBP5-
B16
USBOC3
C25
USBOC5
A24
USBOC0
C26
USBOC1
D24
USBOC2
B26
KBCK/KA20G
W3
KBDT/KBRC
V1
MSCK/IRQ1
W1
MSDT/IRQ12
W2
VCC3
3
H9
VCC3
3
H1
0
VCC3
3
H1
2
VCC3
3
J8
VCC3
3
K8
VCC3
3
L8
VCC3
3
M8
VCC3
3
N8
VCC3
3
P8
VCC3
3
R8
VCC3
3
R1
9
GND
J21
PERR
C3
REQ5/GPI7
R3
GNT5/GPO7
R2
PCIRST
R1
VCC3
3
T8
VCC3
3
T1
9
VCC3
3
U1
9
VCC3
3
V8
VCC3
3
V1
9
USBVDD
D22
USBVDD
E22
USBVDD
F22
USBVDD
J13
USBVDD
J14
USBVDD
J15
USBVDD
J16
USBCLK
E23
USB REXT
B25
GND
J25
GND
B2
USBG
ND
A1
7
USBG
ND
A1
9
USBG
ND
A2
1
USBG
ND
B1
3
USBG
ND
B1
5
USBG
ND
B1
7
USBG
ND
B1
9
USBG
ND
B2
1
USBG
ND
C1
3
USBG
ND
C1
4
USBG
ND
C1
5
USBG
ND
C1
6
USBG
ND
C1
7
USBG
ND
C1
8
USBG
ND
C1
9
USBG
ND
C2
0
USBG
ND
C2
1
USBG
ND
D1
3
USBG
ND
D1
5
USBG
ND
D1
7
USBG
ND
D1
9
USBG
ND
D2
1
USBG
ND
E1
3
USBG
ND
E1
5
USBOC4
B24
USBSUS25
C24
PLLVDDA1
A23
PLLVDDA2
B23
PLLGNDA1
D23
PLLGNDA2
C23
USBVDD
A22
USBVDD
B22
USBVDD
C22
USBVDD
J17
USBG
ND
E1
7
USBG
ND
E1
9
USBG
ND
E2
1
USBG
ND
A1
5
USBG
ND
A1
3
INTE/GPIO12
D4
INTF/GPIO13
E4
INTG/GPIO14
A3
INTH/GPIO15
B3
USBP6+_NC
D14
USBP6-_NC
E14
USBP7+_NC
A14
USBP7-_NC
B14
USBOC6_NC
A26
USBOC7_NC
A25
UDPWR/GPI9_NC
D26
UDPWREN/GPO9_NC
D25
VCC3
3
U8
USBVDD
J18
VCC3
3
H1
1
VCC3
3
V2
1
VCC3
3
W9
VCC3
3
W1
0
VCC3
3
W1
1
VCC3
3
W1
7
VCC3
3
W1
8
VCC3
3
W1
9
VCC3
3
W2
1
VCC3
3
Y2
1
USBG
ND
H1
3
USBG
ND
H1
5
USBG
ND
H1
6
USBG
ND
H1
8
USBG
ND
H1
4
USBG
ND
H1
7
GND
A1
GND
A2
GND
B1
VCC3
3
W8
U13A
VT8237A
C236
0.1UF
3
4
14
U17B
74HCT14
R588
15K
R199
15K
C296
10UF
R612
1K
L99
FCM2012V-121
R586
15K
5
6
14
U17C
74HCT14
T
R589
15K
R201
15K
R202
5.6K_1%
C
E
B
Q58
DTC114EUA
L45
FCM2012V-121
C759
0.1UF
8
1
7
2
6
5
3
4
RN69
8P4R-8.2K
C856
0.1UF
C858
10UF
9
8
14
U17D
74HCT14
C274
10UF
8
1
7
2
6
5
3
4
RN27
8P4R-4.7K
C845
0.1UF
R630
33
C891
0.1UF
1
2
14
U17A
74HCT14
C271
0.1UF
8
1
7
2
6
5
3
4
RN25
8P4R-4.7K
R611
100
2
1
4
3
5
U14
TC7SZ08
R622
22
8
1
7
2
6
5
3
4
RN30
8P4R-2.7K
NEAR CPU
C859
0.1UF
C842
10UF
R195
15K
L47
FCM2012V-121(R)
C874
0.1UF
C269
10UF
R587
15K
R585
15K
C864
0.1UF
R194
15K
C283
0.1U
C726
0.1UF
8
1
7
2
6
5
3
4
RN28
8P4R-4.7K
C844
0.1UF
L100
FCM2012V-121(R)
L44
FCM2012V-121
C273
10UF
R594
15K
T
C758
10UF
C843
10UF
13
12
14
U17F
74HCT14
R214
4.7K
T
C873
0.1UF
R200
15K
R197
15K
C691
0.1UF
R591
0(R)
8
1
7
2
6
5
3
4
RN68
8P4R-8.2K
5
6
14
7
U20C
74LVC14
C270
10UF
8
1
7
2
6
5
3
4
RN26
8P4R-8.2K
L46
FCM2012V-121
C890
10UF
8
1
7
2
6
5
3
4
RN29
8P4R-2.7K
R198
15K
R219
4.7K
R613
22
C278
0.1UF
C855
0.1UF
T
C880
0.1UF
R196
15K
+2.5VS
+2.5VUSBPLL
+5VS
+3VS
+3VS
+5VS
+5VS
+5VS
+2.5V
+3VS
+2.5V
+3VS
+3V
+3VS
+3V
+3V
+3VS
+3V
+2.5VS
+2.5V
+3V
+3V
+5VS
VDD3
+3V
+3V
VDD2.5
VDD2.5
VDD2.5
VDD3
C/BE#[0..3] (17,19,20,29)
AD[0..31] (17,19,20,29)
USBVDD
IRDY#
(17,19,20,29)
DEVSEL#
(17,19,20,29)
FRAME#
(17,19,20,29)
SERR#
(17,19,20,29)
STOP#
(17,19,20,29)
TRDY#
(17,19,20,29)
INT#A
(29)
PERR#
(17,19,20,29)
PAR
(17,19,20,29)
INT#F
(20)
INT#E
(19)
INT#D
(17,20,29)
INT#C
(17,19)
PREQ#1
(19)
PREQ#0
(17)
INT#G
(29)
PREQ#4
(29)
PREQ#3
(29)
PREQ#2
(20)
PGNT#2
(20)
PGNT#1
(19)
PGNT#0
(17)
PREQ#3
HDDRST#(21)
PGNT#4
(29)
PGNT#3
(29)
USBN0
(28)
USBP0
(28)
CPURST#(3)
RESET_NB#(10)
USBP2
(28)
USBN1
(28)
USBP1
(28)
USBN3
(28)
USBP3
(28)
USBN2
(28)
USBP5
(16,21)
USBN4
(28)
USBP4
(28)
USBN6
(28)
USBP6
(28)
USBN5
(16,21)
OC#2
(28)
OC#0
(28)
USBN7
(29)
USBP7
(29)
USBCLK48 (2)
OC#6
(28)
OC#4
(28)
INT#B
(29)
KB_RC_IN#(24)
A20GATE (24)
PCI_E_RST#(14)
ALL_PWRGD
(2,3,10,13,31)
GATE_PCIRST#
(21)
+2.5V
(3,8,10,34)
ALLPCIRST#(21)
PCIRST#(17,19,22,24,27,29)
+5VS
(12,14,15,16,21,22,24,29,31,32,33)
+3VS
(2,8,9,10,12,13,14,15,16,19,20,21,22,24,25,27,29,31,32,33)
+3V
(14,17,18,19,20,21,24,29,32,33)
+2.5VS
(3,8,12,13,34)
INT#H
(9)
VDD2.5
(12,33)
VDD3
(3,12,14,16,18,21,24,26,30,31,32,33,34,35)
OC#5
OC#1
OC#3
OC#7
A20GATE
KB_RC_IN#
INT#H
INT#C
USBVDD
INT#A
C/BE#0
FRAME#
IRDY#
C/BE#2
C/BE#3
C/BE#1
STOP#
SERR#
TRDY#
DEVSEL#
PAR
AD1
AD0
AD2
AD3
AD6
AD5
AD4
AD11
AD14
AD10
AD7
AD9
AD12
AD13
AD8
AD15
AD21
AD16
AD22
AD18
AD20
AD19
PREQ#2
PREQ#0
PREQ#1
AD17
AD30
PGNT#2
AD23
PGNT#1
AD28
AD26
AD27
AD29
AD25
AD24
PGNT#0
AD31
PCIRST_SB#
USBP0
ALLPCIRST#
USBCLK48
USBP3
USBP1
USBN0
USBN1
USBP2
USBN3
USBN2
USBP4
USBN5
USBN4
USBP7
USBN6
USBP6
USBP5
USBN7
PCIRST_SB#
ALL_PWRGD
PGNT#4
PGNT#3
PGNT#5
INT#E
PREQ#5
PREQ#3
PREQ#2
PREQ#1
PREQ#0
INT#H
INT#G
INT#F
INT#C
INT#A
INT#B
INT#D
INT#E
INT#F
PREQ#5
INT#G
PREQ#4
ALLPCIRST#
INT#D
NEAR SB
PCI_E_RST#
INT#B
PERR#
USBVDD
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Summary of Contents for D900K
Page 1: ...All manuals and user guides at all guides com a l l g u i d e s c o m ...
Page 2: ...All manuals and user guides at all guides com ...
Page 42: ...Disassembly 2 16 2 Disassembly All manuals and user guides at all guides com ...
Page 43: ...Disassembly 2 17 2 Disassembly All manuals and user guides at all guides com ...
Page 44: ...Disassembly 2 18 2 Disassembly All manuals and user guides at all guides com ...
Page 54: ...Part Lists A 10 A Part Lists All manuals and user guides at all guides com ...