Schematic Diagrams - ViewSonic VS11446 Service Manual

8. Schematic Diagrams

8.1. DC TO DC
+5V
R102 100
C101
100nF
P101
CON9
DGND
1
2
3
4
L101 200R 2A 0805 5V_PANEL
5
6
7
8
5V_AMP 5
9
C103
100nF
DGND DGND
ViewSonic Corporation
modify value 7/6
R101
1K
R103 0/NC
R104 NC/4.7K
B
on_BACKLIGHT 4
Q101
NC/MMBT3904
R105
R106
100
C102
NC/1uF
+5V
200R 2A 0805
L102
+ C105
100nF
C104
C0603
100uF/16V
DGND DGND
+5V
I101 *ATC1084_3Y3_252
5V
I O
VIN VOUT
C107 C108
100nF 100nF
DGND DGND
5
38
Confidential - Do Not Copy
+5V
1K
R107 0/NC
Q102
R108 NC/1K
B
adj_BACKLIGHT 4
NC/MMBT3904
DGND
3.3DVCC
4 VDD_CTRL
3.3DVCC 3,4,5
VDA_1V8
I102 AP1117CY_1.8
3.3V
I O
VIN VOUT
O1
VOUT
C125
C106 +
100nF
10uF/16V
DGND DGND
MH1 MH2
M32-D80 M32-D80
1 5 1
DGND DGND
VX2235wm-4
modify value 6/27
R110
Q104
B
R111 47K
MMBT3904
R109
22K
DGND
DGND
VDA_1V8 2,3
M1 M2 M3
PIN PIN PIN
LCDVDD 3
Q103
AP2305
G
220
R112
10K 5V_PANEL
2,3,4,5
ViewSonic Corporation
Model
DC TO DC
Title
Date Rev: