ViewSonic VP720B Service Manual - Page 84

Component, Audio In Pcb

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10.6. AUDIO DC12_AUDIO R620 4K7 + C601 470U/16V MUTE MUTE R602 3K9 C610 220uF/16V I601 TDA7496L R610 10K D601 1N4148 10 SVR Q601 2SC945 R611 10K R601 100K + C602 22uF/50V 12 MUTE 11 STBY Volume Volume R619 0 R621 3.3K + C615 10uF/50V P603 AUDIO INPUT (GREEN) 5L 4 LS 3 RS 2R 1S C616 1n L601 R622 Bead 0805 100 L602 R623 Bead 0805 100 + 6 VOLUME C604 1uF/50V 8 NC 4 INL + C603 1uF/50V 9 INR R613 R612 5 14 C617 1n 10K 10K 3 2 SOLDER SIDE P602/NC 3 2 1 3 2 1 L603 Bead 0805 VP2 VP1 16 15 GND1 GND2 GND3 GND4 GND5 GND6 GND7 1 2 3 13 18 19 20 VAROUT_L 5 VAROUT_R 7 1 3 5 4 2 P601 P_JACK 2 4 1 5 3 COMPONENT SIDE P603 R-in 3 2 L-in 1 pitch=2mm AUDIO IN PCB OUTL 17 OUTR 14 C605 L604 + 470U/16V C606 L605 + 470U/16V Bead L_OUT Bead R_OUT P601 4 3 2 1 LL+ RR+ SOCKET TO SPEAER L606 Bead ViewSonic Corporation Model AUDIO Title Date Rev: ViewSonic Corporation Confidential - Do Not Copy 81 VP720-1_VP720b-1

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10.
6. AUDIO
SOLDER
SIDE
COMPONENT
SIDE
5
4
1
1
3
2
2
3
4
AUDIO IN PCB
5
R-in
Volume
L_OUT
L-in
MUTE
R_OUT
DC12_AUDIO
R620
4K7
R623
100
C610
220uF/16V
+
C603
1uF/50V
R601
100K
+
C602
22uF/50V
P602/NC
1
2
3
1
2
3
R602
3K9
L604
Bead
R610
10K
L605
Bead
D601
1N4148
P601
P_JACK
2
3
1
4
5
R611
10K
R619
0
R621
3.3K
+
C601
470U/16V
+
C615
10uF/50V
S
R
RS
LS
L
P603
AUDIO INPUT (GREEN)
4
5
3
2
1
P603
pitch=2mm
1
2
3
+
C605
470U/16V
C616
1n
I601
TDA7496L
9
7
6
5
4
8
10
20
11
12
19
17
16
14
15
18
13
3
2
1
INR
VAROUT_R
VOLUME
VAROUT_L
INL
NC
SVR
GND7
STBY
MUTE
GND6
OUTL
VP2
OUTR
VP1
GND5
GND4
GND3
GND2
GND1
C617
1n
R613
10K
L606
Bead
L603
Bead 0805
R612
10K
Q601
2SC945
SOCKET
P601
TO SPEAER
4
3
2
1
L-
L+
R-
R+
L601
Bead 0805
R622
100
L602
Bead 0805
+
C606
470U/16V
+
C604
1uF/50V
MUTE
Volume
ViewSonic Corporation
Confidential – Do Not Copy
VP720-1_VP720b-1
81
Model
Title
Date
Rev:
ViewSonic Corporation
AUDIO