Service manual

2 (E)1 (B)
3 (C)
LED O
LED G
0
UP
DOWN
select
menu
power
orange
power
green
select
down
WP
menu
GREEN
LED_G
up
orange
LED_O
WP
RTD_SCLK
RTD_SDO_OR_SDI
RTD_SCSB
DDC_CLK
DDC_DAT
onPanel_3V3
onBacklight
MUTE
ST_DET1
RTD_RESET
VCPU
VCPU
VCPU
VCPU
VCC3V3
VCC3V3
VCC3V3
VCC3V3
VCC3V3
12V
VCC3V3
R124
1K
D113
1N4148
C117
10uF/16V
Q101
MMBT3906
1
2
3
C125
NC
R121
10K
C127
NC
C131
NC
R122
10K
R143
Q102
MMBT3906
1
2
3
Q103
MMBT3906
1
2
3
R171
10K
R138 NC
R151 100
R129
4K7
R156 100
R157
4K7
R144 100
I105
24LC16
1
2
3
4 5
6
7
8
A0
A1
A2
GND SDA
SCL
WP
VCC
R155 100
C118
NC/10uF/16V
R150 100
C121
22pF
C129
NC
C122
100nF
C128
NC
R152 100
C130
NC
C116
100nF
R123
1K
R149
4K7
X101
12MHz
C119
22pF
R128
4K7
R147
3.32K
R135 100
R133 1K
C126
NC
D115
1N4148
R134 100
R153 100
RN2
10K X4
1 8 2 7 3 6 4 5
P104
CON8
1
2
3
4
5
6
7
8
RN4
10K X4
1 8 2 7 3 6 4 5
RN1
10K X4
1 8 2 7 3 6 4 5
R127
1M
R137
NC
R145 100
I104
MTV312M64
12
11
7
19
17
18
20
21
22
23
24
25
3
2
1
42
41
40
33
32
31
30
9
26
27
28
29
810
14
13
4
38
39
5 6
16
15
34
35
36
37
43 44
X1
X2
RESET
INT0/P3.2
P1.0
P1.1
P1.2
P1.3
P1.4
P1.5
P1.6
P1.7
P5.0
P5.1
P5.2
P5.3
P5.4
P5.5
P6.7
P6.6
P6.5
P6.4
P6.3
P6.1/AD1
P6.0/AD0
P3.1/TXD
P3.0/RXD
VCCVSS
ISCL/P3.5/T1
ISDA/P3.4/T0
VDD3
DA9/HALFV
DA8/HLFHO
NC NC
P6.2
P4.2
P5.6
DA7
P4.0
P4.1
HSYNC
VSYNC
R125
0
R154 100
R139
2K2
R140
2K2
R141
9.03K
C124
NC
C123
NC
10.5. MCU (Realtek Scaler CMO Panel)
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