8
.
9
.
AUDIO AMPLIFIER
Gain = 20 log(200K/10K) = 26dB
H:ON
L:SLEEP
Remove AC
pop sound CKT
OUT1+
OUT1-
OUT2+
OUT2-
OUT2-
OUT2+
OUT1+
OUT1-
AL1
AR1
ADIN1
AMP_MUTEN
MUTE
OPCTRL1
HPDET
DV33
ADIN1
DV33SB
HPDET
AR1
AL1
OPCTRL1
MUTE
Amp12V
+5VSB
GND
DV33
2,4,5,9,11,12
ADIN1
4,9
DV33SB
2,4,7,9,12
AR1
9
AL1
9
MUTE
9
Amp12V
2
+5VSB
2,4,7,8,12
GND
2,3,4,5,6,7,8,9,11,12
HPDET
9
OPCTRL1
4
12V_Amp
Amp12V
12V_Amp
+5VSB
DV33
DV33SB
12V_Amp
+5VSB
C444
0.1uF
C0402
R379
10/1206
R1206
P116
B4B-XH-A
4P250VM
1
2
3
4
L-
L+
R-
R+
R376
10K
R0402
R374
10K/1%
R0402
C446
0.1uF
C0402
C455
220pF
C0402
R390
4.7K
R0402
C452
220pF
C0402
+
C445
470uF/16V/LowESR
CE050100
R384
10/1206
R1206
+
C521
470uF/16V/LowESR
CE050100
+
C440
470uF/16V/LowESR
CE050100
R369
10K
R0402
R386
10K/1%
R0402
R452
10K
R0402
R378
200K/1%
R0402
C460
1nF
C0603
C449
0.22uF
C0603
R389
200K/1%
R0402
C467
0.22uF
C0603
L169
15uH
LC050100
R438
NC/4.7K
R0402
C459
0.22uF
C0603
L164
FB/200R/2A
L0805
+
C441
470uF/16V/LowESR
CE050100
D152
1N4148
1N4148
C469
1uF/100V
CM1006P5A
R377
200K/1%
R0402
L167
15uH
LC050100
C466
1nF
C0603
L166
15uH
LC050100
C471
470pF
C0402
D148
NC/1N4148
1N4148
D150
1N4148
1N4148
L162
FB/200R/2A
L0805
R380
1K
R0402
R373
10/1206
R1206
R382
10K
R0402
C439
0.1uF
C0402
TP02
AR1
R381
10K/1%
R0402
C447
0.1uF
C0402
C478
4.7uF/16V/Y5V
C0805
R383
10K
R0402
D154
1N4148
1N4148
D151
1N4148
1N4148
C454
47pF
C0402
R375
10K
R0402
R372
33K
R0402
R387
10K
R0402
R385
33K
R0402
R455
1K
R0402
C473
1nF
C0603
C458
4.7uF/16V/Y5V
C0805
C463
0.33uF
C0805
C476
68pF
C0402
R391
10K
R0402
R458
NC/4.7K
R0402
R368
10K/1%
R0402
R388
10K
R0402
Q133
2N3906
SOT-23
1
2
3
Q128
2N3904
SOT-23
1
2
3
C448
4.7uF/16V/Y5V
C0805
R366
200K/1%
R0402
R365
10/1206
R1206
C461
0.1uF/16V/X7R
C0402
R457
10K
R0402
H108
HS
HEATSINK33X13
1
2
GND
GND
C470
4.7uF/16V/Y5V
C0805
C474
220pF
C0402
TP01
AL1
C479
0.1uF
C0402
Q134
2N3904
SOT-23
1
2
3
C480
0.1uF
C0402
C475
0.22uF
C0603
C465
1uF/16V/X7R
C0603
C450
470pF
C0402
D153
1N4148
1N4148
R370
10K
R0402
R367
1K
R0402
C456
470pF
C0402
L168
15uH
LC050100
C472
1uF/100V
CM1006P5A
C468
470pF
C0402
R454
1K
R0402
Q123
2N3904
SOT-23
1
2
3
C457
1uF/100V
CM1006P5A
R392
4.7K
R0402
C477
220pF
C0402
C453
1nF
C0603
C462
1uF/16V/X7R
C0603
R371
10/1206
R1206
R453
1K
R0402
C464
0.1uF/16V/X7R
C0402
R456
1K
R0402
I130
TFA9815
SO32
10
15
7
6
16
21
22
23
18
31
28
20
17
11
2
3
14
13
9
26
27
32
5
12
1
8
4
25
24
29
30
19
DIAG
IN2P
ENABLE
SO/OL
VSSD
OUT2N
BOOT2P
OUT2P
STABI2
STABI1
OUT1N
BOOT2N
VSSD
TEST
IN1P
IN1N
IN2N
V
DDA
2
NC
OUT1P
BOOT1P
VSSD
VSSA1
VSSA2
VSSD
CDELAY
V
DDA
1
V
DDP
1
V
DDP
2
BOOT1N
VSSP1
VSSP2
C451
1uF/100V
CM1006P5A
ViewSonic Corporation
Confidential - Do Not Copy
N3235w-2M
72
Summary of Contents for N3235w-2M
Page 63: ...6 2 NO VOICE ViewSonic Corporation Confidential Do Not Copy N3235w 2M 60 ...
Page 64: ...6 3 NO DISPLAY 1 ViewSonic Corporation Confidential Do Not Copy N3235w 2M 61 ...
Page 65: ...6 4 NO DISPLAY 2 ViewSonic Corporation Confidential Do Not Copy N3235w 2M 62 ...
Page 79: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3235w 2M 76 ...
Page 84: ...ViewSonic Corporation Confidential Do Not Copy N3235w 2M 81 ...