ViewSonic N2201w-1M - Page 53

ViewSonic Corporation Confidential - Do Not Copy N2201w-1M
50
MAIN PCB CIRCUIT DIAGRAM
AUDIO CIRCUIT DIAGRAM
HP-L
HP-R
HP-MUTE-IN
SP_L-
SPK_LIN
SPK_RIN
SP_R-
SP_L+
OPEN_MUTE
SP_R+
SPK_LIN
SPK_RIN
MUTE_AMP
POWER_ON/OFF
AU-5V
AVOUT-LAMP
AVOUT-LOUT
AVOUT-RAMP
AVOUT-ROUT
AU+5V
AU+5V
AU-5V
AVOUT-RAMP
I2S_DATA-OUT
I2S_LRCLK
I2S_SCLK
I2S_MCLK
AVOUT-LAMP
4580+5V
HP-R
VCC1_OP+
VCC1_OP-
VCC1_OP-
AMP-R
AMP_RIN
AMP-L
VCC1_OP+
AMP_LIN
HP-L
AMP_LIN
OPEN_MUTE
AMP_RIN
+12V
+12V
+5V
+5V
+5V
+5V
-5V+5V
+5V
-5V
4580+5V
HP-R 3
HP-L 3
MUTE_AMP7
POWER_ON/OFF12
HP-MUTE-IN 3,7
AVOUT-LAMP7
AVOUT-RAMP7
AVOUT-ROUT 2
AVOUT-LOUT 2
I2S_MCLK7
I2S_SCLK7
I2S_LRCLK7
I2S_DATA-OUT7
AMP-R7
AMP-L7
AVOUT-AMP
071014
I2S DAC (option)
SPEAKER-AMP1
C127 330pC127 330p
R292
2.2M
R292
2.2M
R440 4.7KR440 4.7K
R286
470
R286
470
C239 1nC239 1n
C349
NC_18p
C349
NC_18p
R333
NC_10K
R333
NC_10K
1
2
3
4
CON14
CON4-2.54
CON14
CON4-2.54
R332
NC_270K
R332
NC_270K
CA7
100uF
CA7
100uF
C377 100pC377 100p
R303
4.7K
R303
4.7K
R314
NC/10K
R314
NC/10K
R426 3.9KR426 3.9K
R186
4.7
R186
4.7
R324 0R324 0
3
2
1
84
-
+
U36A
NJM4558
-
+
U36A
NJM4558
R181
100K
R181
100K
1
2 3
Q28
3904
Q28
3904
C126
47uF
C126
47uF
Q25
3906
Q25
3906
C346
NC_18n
C346
NC_18n
R310
NC_270K
R310
NC_270K
R442 22R442 22
R317 NC/1KR317 NC/1K
C240 0.1uFC240 0.1uF
+
CA5
100uF/16V
+
CA5
100uF/16V
C380
0.1uF
C380
0.1uF
1
3
2
E B
C
SOT
23
Q10
3904
E B
C
SOT
23
Q10
3904
+
CA16
220uF/16V
+
CA16
220uF/16V
R420 NC_470R420 NC_470
C88
47uF
C88
47uF
7531 8642
RP28 NC/22RX4
7531 8642
RP28 NC/22RX4
R7 22R7 22
C124
47uF
C124
47uF
+
CA33
1000uF/16V
+
CA33
1000uF/16V
R546
4.7
R546
4.7
R312 100R312 100
R329 10R329 10
D53 1N4148D53 1N4148
L88
NC/FB220/100mA
L88
NC/FB220/100mA
R121
3K9(19)/4K7(32)
R121
3K9(19)/4K7(32)
R494 3.9KR494 3.9K
C303
10uF
C303
10uF
C376
0.1uF
C376
0.1uF
C180
0.1uF
C180
0.1uF
R294 1KR294 1K
C350 30pC350 30p
R311 100R311 100
C135
NC/10uF
C135
NC/10uF
C85 2.2uFC85 2.2uF
C52 2.2uFC52 2.2uF
R184
1K
R184
1K
1
2 3
Q30
NC/3904
Q30
NC/3904
R189 10KR189 10K
R188
5.1K
R188
5.1K
C87 NC/2.2uFC87 NC/2.2uF
1
2 3
Q27
3904
Q27
3904
R289
22K
R289
22K
L82 10uHL82 10uH
R290
2.2M
R290
2.2M
R284
10
R284
10
R395
NC_10K
R395
NC_10K
R486
10K
R486
10K
C97
47uF
C97
47uF
R323 10KR323 10K
3
1 2
D54
NC/BAV99
D54
NC/BAV99
D52 1N4148D52 1N4148
R297
12K(19)/22K(32)
R297
12K(19)/22K(32)
5
6
7
84
-
+
U4B
NJM4580
-
+
U4B
NJM4580
1
2 3
Q33
NC/3904
Q33
NC/3904
R331
1K
R331
1K
R387 4.7KR387 4.7K
1
2 3
Q34
3904
Q34
3904
R308
1K
R308
1K
C241
2.2uF
C241
2.2uF
R280
NC/10K
R280
NC/10K
R320
10K
R320
10K
R459
12K(19)/22K(32)
R459
12K(19)/22K(32)
C182
0.1uF
C182
0.1uF
R336
1K
R336
1K
D60
1SS355
D60
1SS355
R497
100K
R497
100K
R326
10K
R326
10K
1
3
2
E B
C
SOT
23
Q12
3904
E B
C
SOT
23
Q12
3904
C379
2.7n
C379
2.7n
C133
NC/10uF
C133
NC/10uF
C378 30pC378 30p
C216
2.7n
C216
2.7n
R441 NC/0R441 NC/0
1IN+
4
1OUT-
2
1OUT+
1
2OUT+
15
2OUT-
14
2IN+
12
AMUTE
6
VCC1
3
PWGND
8
SGND
9
VCC2
13
Standby
7
NC1
5
NC2
10
NC3
11
GND1
16
GND2
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
U31
TDA7266SA
U31
TDA7266SA
SDATA
1
LRCK
3
DEM/SCLK
2
MCLK
4
VQ
5
FILT
6
AOUTL
7
AGND
8
VADD
9
AOUTLR
10
U13
NC_CS4344
U13
NC_CS4344
C233 1nC233 1n
C202
NC/10uF
C202
NC/10uF
R182
3K9(19)/4K7(32)
R182
3K9(19)/4K7(32)
5
6
7
84
-
+
U4A
NJM4580
-
+
U4A
NJM4580
CA3
100uF
CA3
100uF
R423 10KR423 10K
C134
NC/0.1uF
C134
NC/0.1uF
L76
FB
L76
FB
C86 NC/2.2uFC86 NC/2.2uF
R495
5.1K
R495
5.1K
R492
10K
R492
10K
R309 10R309 10
R425 30KR425 30K
5
6
7
84
-
+
U52B
NJM4558
-
+
U52B
NJM4558
+
CA64
10uF/16V
+
CA64
10uF/16V
R321
10K
R321
10K
+
CA60
2.2uF/16V
+
CA60
2.2uF/16V
1
2 3
Q26
3904
Q26
3904
C375 100pC375 100p
C198
NC/0.1uF
C198
NC/0.1uF
R421 NC_470R421 NC_470
+
CA4
220uF/16V
+
CA4
220uF/16V
C128 330pC128 330p
R322
3K9(19)/470(32)
R322
3K9(19)/470(32)
R283
NC/10K
R283
NC/10K
R493 30KR493 30K
R325
3K9(19)/470(32)
R325
3K9(19)/470(32)