ViewSonic VE155B - 15" LCD Monitor Service Manual page 30

10.5. PANEL POWER
Q114
12V 5V
CONN SOCKET 5 2SA1020Y
J110
1
1
R221
2
2
3
3
4
4
5
10K/0603
5
+
C305 R222 R223
NC 360/1206 360/1206
3 DC_EN R224
0/0603
Q115
R225 MMBT3904/SMD
100K/0603
R226
10R/1206
R20736K
1
Phase Lgate
2
Ugate Pgnd
3
D204 C311
SD OCSET
NC 10uF/50V
4
VCC FB1
5
SS COMP1
+
6
FB2 FB3
7
Vin2 GATE3
8
Gate2GND
C304 C300
0.1uF 0.1uF I108
R213 AIC1341/SMD
3.3K/0603
D200
EP05Q04/SMD C316
+
1uF/50V
20ms Delay
2A/24V/1206
F101
C301
10uF/50V
D202
EP05Q04/SMD
D203
L111 33uH EC10Q04/SMD
C307
+
Q106
CEA3055L
C3091uF/50V
R206
10K/0603
16
15
14
R209
10nF/0603 5K6/0603 110/0603
13
R211 C310
12
12K/0603
11
C312
10
22nF/0603
C313
9
22pF/0603
R216 R214
1K VR 10% 1.47K 1% 0603
1.15K 1%/0603
C317
+
1uF/50V
D205 D206
EP05Q04/SMD EP05Q04/SMD
EN_18V
C318
47uF/50V
VDDA
VDDG
ViewSonic Corporation
Q105
2SA2907
-10.9V
D201 R202
EP05Q04/SMD 1K/0603 R201
4K32 1%/0603
+
I106 -4.3V C302
TL431A 10uF/50V
+
C303 R200
10uF/50V 10K/0603
+ C321
C308 0.1uF
100uF/16V
R205
21K 1%/0603
R210
R212
3K3 1%/0603
+
C314
Q107 10uF/50V
CEA3055L
R215 +
C315
100uF/16V
Q108 R227
26.2V MMBT2222A 0/0603 F102
0.25A/0603
R217
3.3K/0603 R218
21K 1%/0603
+ +
2.5V C319
I109 NC
TL431A
R219
3K3 1%/0603
27
Confidential – Do Not Copy
0.25A/0603
F103
VCOM_3.6V
VCOM
VDDG_18V
7.6mA
VDDG
VEEG_-6V
VEEG
VDDA_9.2V
VDDA
VE155s, VE500-2
VE155/b, VA520-2
4
4
4
4