Schematic Diagram; Main Board - Asus VH222S Service Manual

Service Manual
5. Schematic

5.1 Main Board

715G2904-2-5
VCC3.3
R120 R121
10K 1/16W 5% 10K 1/16W 5%
R110
100R 1/16W 5%
DDC1_SCL
5 DDC1_SCL
R113
100R 1/16W 5%
DDC1_SDA
5 DDC1_SDA
GND POWER DGND
U103
DSUB_SDA 1
I/O1 I/O4
2
GND VDD
DSUB_SCL 3
I/O2 I/O3
AZC099-04S
U102
VGA_G+ 1
I/O1 I/O4
2
GND VDD
VGA_R+ 3
I/O2 I/O3
AZC099-04S
H_Sy nc R101 0R05 1/10W 5%
V_Sy nc
R105 R106 C102
2K2 1/16W 5% 2K2 1/16W 5%
22pF
CN101
10
DSUB_SCL 15 5 VGA_PLUG
9 DSUB_5V
14 4
8 VGA_B-
13 3 VGA_B+
7 VGA_G- ZD103
DSUB_SDA 12 2 VGA_G+ UDZSNP5.6B
6 VGA_R-
11 1 VGA_R+
DB15
ESD_VCC
ESD_VCC 5
6 H_Sy nc
5
4 V_Sy nc
C115
NC
U1 0 3
ESD_VCC
6
5
4 VGA_B+
C114
NC
U1 0 1
R102 100R 1/16W 5%
DSUB_H 5
R103 100R 1/16W 5% FB102
DSUB_V 5
VGA_B+ 1 2
C103 BEAD
22pF
VGA_B-
DSUB_5V
DSUB_5V 5
ZD104
UDZSNP5.6B FB103
VGA_G+ 1 2
BEAD
VGA_G-
FB101
VGA_R+ 1 2
BEAD
VGA_R-
T P V ( Top Victory
絬 隔 瓜 絪 腹 G2904-2-5-X-3-081008
Key Component
02.Input
Wednesday , July 09, 2008
Date
18
ASUS VH222S& VH222D
R104 C101
100R 1/16W 5% 0.047uF
R107 C104
75R 1/16W 5% 5pF/50V
R108 C105
100R 1/16W 5% 0.047uF
R109 C106
390 OHM 1/16W 0.047uF
R111 C107
100R 1/16W 5% 0.047uF
R112 C108
75R 1/16W 5% 5pF/50V
R114 C109
100R 1/16W 5% 0.047uF
R115 C110
100R 1/16W 5% 0.047uF
R116 C111
75R 1/16W 5% 5pF/50V
R117 C113
100R 1/16W 5% 0.047uF
VCC3.3
VCC3.3
R118
1K 1/16W 5%
VGA_PLUG
DET_CABLE
Electronics Co . , Ltd. ) OEM MODEL ASUS VH222S
TPV MODEL TCRMABN8XCUSAN
PCB NAME 715G2904-1B-5
Sheet 4 of 7
DSUB_B+ 5
DSUB_B- 5
DSUB_SOG 5
DSUB_G+ 5
DSUB_G- 5
DSUB_R+ 5
DSUB_R- 5
7
5
B
Size
Rev 2
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