C87
220P/6
L36
AGND
D38
1N4148
R100
47K/6
C105
1U/6
1
2
+5V
R97
10K/6
AGND
AGND
SPKLO-
C79
1u/8
AGND
L34
AGND
+12V
SPKLO+
R107
20K/6
VAROL
left_in
C111
0.01U/6
+12V
R111
120K/6
C96
1U/6
1
2
VAROR
R96
1K/6
C102
1U/6
+12V
L38
CN13
4501-03-03P-R
1
2
3
+12V
C109
0.1u/6
AGND
MUTE
4
L35
VAROL
L40
CN10
ZD005D100
2
3
4
5
1
C107
220P/6
12V
C113
0.1u/6
C88
220P/6
SD
1
H4
MTH276D126
2
3
4
5
6
7
8
9
C98
1U/6
Q10
MMBT3904L
3
1
2
VAROR
VOLU
C116
1nF/6
C83
0.1u/6
CN14
4501-02-02P-R
1
2
CN11
RC64AR-06G1-JI
3
5
6
2
1
4
C89
220P/6
D39
1N4148
AGND
R110
10K/6/NS
R112
20K/6
right_in
C91
0.01U/6
AVDD
C93
1U/8
R113
10K/6
R102
10K/6
SPKLO-
C115
1nF/6
AGND
C106
22U/25V
C104
0.1u/6
C99
1U/6
C95
1U/6
C94 1U/6
AGND
R105
20K/6
AGND
AGND
RIN
D41
1N4148
D40
1N4148
C82
1nF/6
C108
1U/8
AGND
AGND
R114
10K/6
Q9
2N7002
3
1
2
C114
0.1u/6
AGND
SPKRO-
AGND
SD
C90
0.01U/6
C80
22u/25V
C84
0.1u/6
AGND
AVDD
R108
10K/6/NS
SPKRO-
R98
0/6
C101
22u/25V
L33
R104
120K/6
L37
AGND
C85
100u/16V
C112
22u/25V
LIN
R109
20K/6
+12V
AVDD
R115
10K/6
C103
1U/6
1
2
C100
0.1u/6
L32
CN12
ZD005D100
2
3
4
5
1
AGND
U7
TPA3002D2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
28
27
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
SDZ
RINN
RINP
V2P5
LINP
LINN
AVDDREF
VREF
VARDIFF
VARMAX
VOL
AGND
BSLN
PVCCL
PVCCL
LOUTN
LOUTN
PGNDL
PGNDL
LOUTP
LOUTP
PVCCL
PVCCL
BSLP
VCLAMPL
AGND
COSC
ROSC
AVDD
AGND
VAROUTL
VAROUTR
AVCC
MODE
MODE_OUT
VCLAMPR
BSRP
PVCCR
PVCCR
ROUTP
ROUTP
PGNDR
PGNDR
ROUTN
ROUTN
PVCCR
PVCCR
BSRN
VOLUME
5
R106
82K/6
SPKRO+
C92
100u/16V
R99
0/6
C81
1nF/6
U8
LM4881MM
4
8
1
2
3
7
6
5
IN2-
IN1-
BYPASS
GND
SD
VO1
VDD
VO2
SPKLO+
R101
47K/6
C86
220P/6
C97
1U/6
LIN
C110
0.01U/6
R103
10K/6
VOLU
AGND
L39
SPKRO+
RIN
L31
62
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
VX750
Summary of Contents for VX750 VLCDS27089-1W
Page 39: ...2 3 3 Read DDC data from Monitor 36 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 42: ...2 Display color abnormal 39 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 43: ...3 Monitor can not power on 40 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 44: ...4 Monitor white screen 41 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 45: ...5 Monitor black screen 42 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 46: ...6 Audio noise 43 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 47: ...7 Analog input always shows NO SIGNAL 44 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 48: ...8 Digital input always shows NO SIGNAL 45 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 67: ...11 PCB Layout Diagrams Main Board 64 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 68: ...65 ViewSonic Corporation Confidential Do Not Copy VX750 Main Board...
Page 69: ...66 ViewSonic Corporation Confidential Do Not Copy VX750 Main Board...
Page 70: ...Main Board 67 ViewSonic Corporation Confidential Do Not Copy VX750...
Page 71: ...68 ViewSonic Corporation Confidential Do Not Copy VX750 Main Board...
Page 72: ...69 ViewSonic Corporation Confidential Do Not Copy VX750 Control Board...