AOC LM725 Service Manual page 21

VAD VPLL VDVI VDPLL
U401
63
3 RIN
RIN0
62
3 GNDR
RIN0M
60
3 GIN
GIN0
59
3 GNDG
GIN0M
61
3 SOG
SOGIN0
58
3 BIN
BIN0
57
3 GNDB
BIN0M
37
3 HSYNC
HSYNC0
38
3 VSYNC
VSYNC0
29
DDC1_CLK/GPO8
28
DDC1_DAT/GPO7
40
3 R+
R+
41
3 R-
R-
43
3 G+
G+
44
3 G-
G-
46
3 B+
B+
47
3 B-
B-
49
3 CLK+
CK+
50
3 CLK-
CK-
52
VDVI
REXT
R403 390 1/16W
66
REFP
C401
MST8031/8131
0.1uF 67
REFM
69
6 CSZ
CSZ
71
6 SCL
SCL
70
6 SDA
SDA
32
6 HWRESET
HWRESETZ
72
6 INT
INT
73
2 AdjBACKLITE
PWM0
74
6 Volume
PWM1
C402 22pF 33
XIN
X401
14.318MHz
34
XOUT
C403 22pF
C404 0.1uF 3
BYPASS
2
AVSS_LPLL
2 VCC3.3
VPO VDD
PA0
102
LVA3P
103 PA1
LVA3M
PA2
106
LVACKP
107 PA3
LVACKM
PA4
108
LVA2P
PA5
109
LVA2M
110 PA6
LVA1P
PA7
111
LVA1M
112 PA8
LVA0P
PA9
113
LVA0M
118 PB0
NC/LVB3P
PB1
119
NC/LVB3M
PB2
120
NC/LVBCKP
121 PB3
NC/LVBCKM
PB4
122
NC/LVB2P
123 PB5
NC/LVB2M
PB6
124
NC/LVB1P
PB7
125
NC/LVB1M
PB8
128
NC/LVB0P
PB9
1
NC/LVB0M
VCC5V
R407 R405 R404 R406
10K 1/16W 10K
10K 1/16W 10K 1/16W
30
ADO/NC
77
AD1/NC
78
AD2/NC
31
AD3/NC
6
BUS TYPE/NC
Direct Bus
3-WIRE
VCC3.3 FB401 VPO
600 OHM
C405 +
10uF/16V
C406 C407 C408 C409 C410 C411 C412 C413
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
PA[0..9]
PA[0..9] 5
PB[0..9]
PB[0..9] 5
1/16W
VCC3.3
AD0 6
AD1 6
R402
AD2 6
AD3 6 100 1/16W
R401
NC
R402
R401
NC 4.7K
4.7K NC
21
VCC2.5 FB402 VDD
2 VCC2.5
600 OHM
C414 +
10uF/16V
VAA1 FB403 VAD
2 VAA1
600 OHM
C419 +
10uF/16V
VAA2 FB404 VPLL
2 VAA2
600 OHM
C422
+
10uF/16V
VAA3 FB405 VDVI
2 VAA3
600 OHM
C424 +
10uF/16V
VAA4 FB406 VDPLL
2 VAA4
600 OHM
C427 +
10uF/16V
Title
MST8031/ MST8131 for AOC
Size Document Number
B SCALER
Date: Wednesday, April 14, 2004 Sheet 4
AOC LM725
C415 C416 C417 C418
0.1uF 0.1uF 0.1uF 0.1uF
C420 C421
0.1uF 0.1uF
C423
0.1uF
C425 C426
0.1uF 0.1uF
C428
0.1uF
Rev
D
of 6