Service manual

OUTMR
OUTPL
Chassis GND
OUTPR
OUTML
TAA5V
TAA5V
AUDRP[12]
AUDLP[12]
SLEEPP[14]
AMP_MUTEP[12]
GND1GND1
GND1GND1
GND1 GND1
Vsub
GND1
GND1
GND2
GND2
GND2
GND2
V12IN V12AMP
V12AMP
V12AMP
GND1
GND1 GND1 GND1
GND2GND1
GND2GND1
GND2
GND2
GND2
GND1
GND1
GND2
V12AMP
GND2
V12AMP
GND2
GND2
GND1
GND1
GND1
GND2
Hi=MUTE
Hi=MUTE
S1
SPK OUT
1
2
3
4
C352
100U
12
C374
101
C364
.22 0805
L90
10uH
C342
100U
12
R221
10K
L98
SBK16-102
C347
.1
R219
20K
C355
100U
12
C350
.22 0805
L94
PBY32-190
R202
20K
C371
101
C353
.1
R206
10
R356
10K
C348
105
R201
20K
R217 1.8K
L92
10uH
C367
.22 0805
L91
PBY32-190
R203
1K
C346
.1
L84
SBK16-102
C363
100U
12
SCREW1
M35-D80
1
2
3 4 5
6
7 8 9
C378
101
C357
.22 0805
L93
PBY32-190
C344
1U
12
C366
.22 0805
+
C375
1000U_E
U28
TAA2008
5VGEN
20
DCAP2
21
DCAP1
22
AGND1
24
REF
25
VDD1
14
OUTP1
15
NC
32
VDDA
17
PGND1
18
CPUMP
19
OUTM1
13
NC
16
SLEEP
5
FAULT
6
PGND2
7
DGND
8
NC
9
OUTP2
10
VDD2
11
OUTM2
12
OVRLDB
26
AGND2
27
V5A
28
OAOUT1
29
INV1
30
MUTE
31
OAOUT2
1
INV2
2
BIASCAP
3
AGND3
4
V5D
23
33
33
R205 8.2K
C362
.1
L87
PBY32-190
R223
10K
L88
10uH
C365
.22 0805
R209
10
C345
101
L89
PBY32-190
L101
SBK16-102
L86
10uH
R213
10
C351
.22 0805
C377
.1
C368
.22 0805
L99 PBY32-190
L95
SBK16-102
+
C376
1000U_E
C356
.22 0805
R204 1.8K
L97 PBY32-190
C349
.22 0805
C370
0.1
R216
47K_NC
R222
10K
C354
.1
L100
PBY32-190
R215
20K_NC
C369
105
L85
PBY32-190
R214
10
C343
.1
R220
20K
R218 8.2K
ViewSonic Corporation Confidential - Do Not Copy N4261w-1M
37
AUDIO AMPLIFIERS AND OUTPUTS9.7