ViewSonic VG920-1 Service Manual page 76

5V
R601
10K
R602
0 1/16W
/SD
+
C601
10uF/50V
R609
10K 1/16W
CN601
5 C635
1
2 NC
3
4
PHONEJACK C636
NC
R610
10K 1/16W
VOLUME
ViewSonic Corporation
ROUT-
C603 FB602
0.001uF
+12V FB601 600 OHM
GND
600 OHM
1/16W
C606 C642 C607
+
C605
10uF/50V 0.1uF/16V NC 0.01uF
GND
U601
1
/SD
FB605
RIN
2
RINN
600 OHM C611 1uF/16V
R611 C612
3
RINP
39K 1/16W 0.001uF C613 1uF/16V
4
V2P5
C614 1uF/16V
R612 C615 5
LINP
C616 1uF/16V
39K 1/16W 0.001uF
LIN 6
LINN
FB606 C619 1uF/16V
600 OHM
7
AVddREF
AVDDRef
8
VREF
AVDDRef
9
VARDIFF/AGND
R606 10
VARMAX/AGND
NC
R608
1K 1/16W 11
VOLUME
12
REFGND
C624
1uF/16V
+12V FB609
FB608 600 OHM
600 OHM
GND C626 C627
+
C625 0.01uF 0.1uF/16V
10uF/50V
GND
GND
C644
FB610
NC
600 OHM
GND
LOUT-
C631
0.001uF
GND
Confidential - Do Not Copy
73
C602 0.001uF
ROUT+
C604
FB604 0.001uF
600 OHM
GND
C634 NC C643
C608 C609
0.01uF NC 0.1uF/16V
GND GND
C610
36
VCLAMPR
1uF/16V
35 GND
MODE_OUT/NC
34
MUTE
+12V
33
AVcc
32 C617
+
VAROUTR/NC
C618
0.1uF/16V 10uF/50V
31
VAROUTL/NC
TPA3003D2PFBR
30
AGND
AVDD
29
AVdd
C622
28 220pF
COSC
27
ROSC
R607
120K 1/16W
26
AGND
25
VCLAMPL
C623 1uF/16V
GND
C628
C629
0.1uF/16V 0.01uF
GND
ROUT-
GND
ROUT+
C633 NC
LOUT-
C645
LOUT+
FB612
NC
600 OHM
GND C638 C639
LOUT+
C630 0.001uF NC NC
C632
0.001uF
GND
GND
VG920-1
AVDD
R603
NC
MUTE/MODE
R604 0 1/16W
R605
NC
5V
FB607
+12V
2 1
4 3
6 5 600 OHM
/SD
8 7
MUTE/MODE VOLUME
10 9
+
12 11
C620
LOUT+ ROUT+
14 13
470uF/16V
LOUT- ROUT-
CN602
CONN
GND
GND
CN603
4
3
2
1
CONN
C640 C641
NC NC
ViewSonic Corporation
Model
Title
Date
C621
0.1uF/16V
AUDIO
Rev: