ViewSonic N2750w-1, Service Manual

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VCC=+5V
ION_OFF
IADJ
IADJ
ION_OFF
PANELPWR 11
BACKLITn 11
PHDPWM0 8
TVM_PWRp
11
TVM_PWRp
11
SYS_PD 11
Vpnl
VCC
P
VCCV
VCC
+3V3
VCCV
VCCV
VCCV
P
+12VIN
+12VIN
VCCV +3V3
+12V
VCC
P
+12VIN
VCC
+2V5
+2V5
+2V5S
VCC
+3V3
VCC
+3V3
+3V3S
+5VS
R269
NC R270
NC
L182 3.5X9X0.8
L1813.5X9X0.8
C105
100n
D101
MS22
1
2
I101
SAKEN/8050SD
1
3
5 2
4
VIN
GND
ON/OFF OUTPUT
FEEDBACK
L104 40uH
C107
100n
Q104
MMBT3904
1
3
2
C111
100n
C121
NC
R101
NC/0R
R102
NC/0R
L107
CHOKE
P101
CON10
1
2
3
4
5
6
7
8
9
10
C106
1500uF/10VLESR
C101
1000uF/16V
R103
NC/0R
C110
100n
C113
NC
C115
1500uF/10VLESR
I104
LM1084/3V3/TO263
3 2
1
VI VO
ADJ
R116 NC
R104
10K
R117
0R
C118
47uF/16V
C119
220uF/16V
R111
4K7
C116
100n
L108 40uH
I103
SAKEN/8050SD
1
3
5 2
4
VIN
GND
ON/OFF OUTPUT
FEEDBACK
D103
MS22
1
2 C114
100n
R509 0R
Q111
SI9933ADY
1
2
3
4
5
6
7
8
S1
G1
S2
G2
D2
D2
D1
D1
R272
10K
4
Q113
AP9620M
4
7
1 2 3
8 6 5
Q105
MMBT3904
1
3
2
Q112
MMBT3904
1
3
2
C117
330p
R106
10K
R115 4K7
R114 4K7
R105
2K2
R118 NC
R108 4K7
Q102
MMBT3904
1
3
2
C112
47uF/16V
R124
10K
R121
4K7
L101
CHOKE
L106
BEAD/80R
R107
2K2
R123
NC
Q106
MMBT3904
1
3
2
Q103
MMBT3904
1
3
2
R110 4K7
R109
150R/0805
4
Q101
FDS9435
4
7
1 2 3
8 6 5
R122
4K7
R271 4K7
R273 4K7
C574
330p
P126
4 HEADER
1
2
3
4
R274
NC
R268
10K
R267 4K7
R275 4K7
Q110
MMBT3904
1
3
2
6. Schematic Diagrams
6.1 DC-Power
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