ViewSonic VLCDS27955-1W Service Manual page 33

15” color tft lcd display
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2
STH
2
LP
2
POL
HMS
2
CLKV
2
STV
2
OE1
2
LCDVDD
L3 BEAD(1206 RSDS)
LCDVCC
L4 BEAD(1812 RSDS)
+12VA
FB28
+
+12VA
1812
C105
C106
100uF/16V
0.1uF
R130
4.7k
R132
3
330
4
VDDCRTL2
1
2
Q14
2N3904
ViewSonic Corporation
CN2a
50
2
RFB2P
49
2
RFB2N
48
47
2
RFB1P
46
2
RFB1N
45
44
2
RFB0P
43
2
RFB0N
42
41
2
RFG2P
40
2
RFG2N
39
38
2
TxA3P
37
2
TxA3N
36
35
2
TxACKP
34
2
TxACKN
33
32
2
RFCKP
31
2
RFCKN
30
29
2
TxA1P
28
2
TxA1N
27
26
2
TxA0P
25
2
TxA0N
24
23
2
RFR0P
22
RP2
33*4
2
RFR0N
21
20
1
8
19
2
7
18
3
6
17
4
5
16
15
1
8
14
2
7
13
3
6
12
4
5
11
10
RP3
33*4
9
8
7
6
5
4
3
2
1
C101
C102
0.1uF
0.1uF
Option for CPT XG08 RSDS PANEL
Q13
BSH107
5
6
LCDVCC
3
4
1
2
R133
+
C112
C111
C110
680
0.1uF
22uF/16V
0.1uF
Confidential - Do Not Copy
30
+
C103
100uF/16V
VCC
2,4
VDDCRTL
VDD
FB29
1812/NC
FB30
1812
MTG1
3
4
THROUGH HOLE
MTG3
3
4
THROUGH HOLE
VG510b/s
C100
CN2
0.1uF
CON20
1
2
TxA3P
3
2
TxA3P
TxA3N
4
2
TxA3N
5
TxACKP
6
2
TxACKP
TxACKN
7
2
TxACKN
8
TxA2P
2
TxA2P
9
TxA2N
10
2
TxA2N
11
TxA1P
12
2
TxA1P
TxA1N
13
2
TxA1N
14
TxA0P
15
2
TxA0P
TxA0N
16
2
TxA0N
17
18
19
R127 33
LCDVDD
20
+12VA
C104
R128
Q11
0.1uF
4.7k
BSH107
5
6
3
4
R129
1
2
3
330
1
2
Q12
2N3904
C107
0.1uF
MTG2
8
3
8
7
4
7
AUDIO_GND
THROUGH HOLE
Note: All capacitors without specified value
MTG4
8
3
8
7
4
7
PW_GND
THROUGH HOLE
LCDVDD
+
C109
C108
R131
0.1uF
22uF/16V
680
are 85 C type.
All C's not otherwise specified are
50V type.
All resistorwich are not otherwise
specified are 1/6W.
VG510s / VG510b
MODEL
Output Connector
PWB-5559
PWB No.
Sheet 4/8
DWG No.
Sep 25-2003
UPDATE
P/R
M/P-
00
REV. Nr

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