ViewSonic VX2000 - 20.1" LCD Monitor Service Manual page 50

5
JR1
+18_ 12V
1 2
3 4
C456
D
C1
6
L2
U3
1 2
+VIN VOUT
4
VOS
C12
C
C11
C329
C13
+5V
FB3
U6
3
VI
B
C22
C21 C23
+5V
FB6
A
C28
C27 C29
5
4
+18_12V
C330 U1
1
NC
2
S
3
S
4
G
C350 R3
C375
1
PON
Q1
C352
C353
+5V
L3
L4
C8 C9 C10
D1 C7
VAA3.3V VPLL
FB1 FB2
1
VO
+
C25 C26
C24
L21
PVCC1 AVCC1 L20
1.8V
FB4 FB5
U7
3 1
VI VO
+
C31 C32
C30
4
ViewSonic Corporation
3
L23
VPL
8
D
7 L24
D
6
D
5
D
C6
R5
R4
C5
+5VA
L5
U5
+5V
3 2
VIN VOUT
C18
U5 7
V33
3
VIN VOUT
V33
3
10-1-1
Confidential – Do Not Copy
2
C4
L1
R2
R1
7 BRIGHTNESS
R235
V33
+5V
C20
R1 0
C19
R1 2
1.8V
2
R334
C440
C439
R333
ViewSonic Corporation
Title
Size
B
Date:
2
VX2000
1
+12VP2
12
11
10
9
C328
8
7
6
5
4
3
2
7 DF_B LON
7 BLO N_FU
C354
R268
U4
3 2
VIN VOUT
C15 R9 C17
C14 C16
R11
R320 R319 R321 R322
VX2000
Document Number
POWER
1
Sheet of
M04-3005F1 REV.A
1
JP1
12
11
10
9
8
D
7
6
5
4
3
2
1
1
C
V25
B
A
Rev
B
11