Service manual

MCU 3VCC
RTD 3DVCC
RTD 3PVCC
ADC_ 3AVCC
JST PHR-8
2.0 pitch
90 Degree
2.
雙排側插 0
pitch, 2*4
JST PHR-5
2.0 pitch
90 Degree
0805
0805
BL_ADJ
BL_ON_OFF
PANEL_5VCC
BL_ON_OFF
BL_ADJ
PROFPNL
Brightness
BACKLIGHT
PANEL_5VCC
3PVCC
3AVCC1
3DVCC
3MCUVCC
SRS
Audio_EN
VOLUME
MUTE
+5V +5V
+5V
+5V
+5V
+5V +5V
C_12V
+12V
C_12V
+12V
2.5DVCC
JP3
CON5
1
2
3
4
5
C15
100nF(0805)
R13
4.7K
R12 10K
C3
NC / 100nF
C16
100nF
+
C14
100uF_16V
C10
1uF
C17
100nF
JP2
CON8A
1
3
5
7
2
4
6
8
C13
100nF
U4
FDS9435
1
2
3
4
5
6
7
8
S
S
S
GD
D
D
D
R16 100
+
C11
100uF_16V
C9
100nF
R7 220
R8 22
Q2
2N3904
1
2
3
R5
4.7K
R15 NC
R6 20K
C6
1uF
R4
2K
C8
100nF
Q1
2N3904
1
2
3
R10 100K
C12
100nF
+
C4
22uF_16V
Q3
2N3904
1
2
3
+
C2
100uF_16V
+
C1
100uF_16V
U1
GM1117CY_3.3
3
1
2
VIN
GND
VOUT
U2 GM1117CY_2.5
3
1
2
VIN
GND
VOUT
R11
4.7K
R14 1K
F1 4A_SMD
JP4
CON2
1
2
JP5
CON2
1
2
U3
FDS9435
1
2
3
4
5
6
7
8
S
S
S
GD
D
D
D
JP1
CON8
1
2
3
4
5
6
7
8
L1
RFIL-5240T8110A[1206]
R2
0
R1
NC/124 1%
Q4
MMBT3906
1
2
3
R3
NC/200 1%
R9
0
C5
100nF
C7
NC / 100nF
Model
Title
Date Rev:
ViewSonic Corporation
POWER
47
ViewSonic Corporation Confidential
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Do Not Copy Q9-1_Q9b-1