ViewSonic N2652w-1M Service Manual page 78

8.21. Audio ADC
AUDIO ADC
ADCVA
VCC
L179 R121/0603 ADCVA L180
C634 C635 C637
+ +
0.1U
10U/50V 10U/50V
ADCVA ADCVA
C642 C643
0.1U 0.1U
C645
AUINL R379 10K C646
10U/50V
R380
5.1K
C649
AUINR R385 10K C650
10U/50V
R386
5.1K
ADCM0
AOMCLK R388 33
ADCVL
ADIN R389 33
ADCVL
AOBCLK R390 33
AOLRCK R391 33
R392
PULL DOWN FOR LJ
(NC)10K
ViewSonic Corporation
ADCVD DV33B
R121/0603 ADCVD L181
C638 C639 C636
+
1U 0.1U
100U/16V
R373 634 1%
C644 470P
ADCVA
R374
I135A
100K
2
R378
1
4.7U/50V
3
NJM4558 OPA
R381
100K
ADCVA
R382 634 1%
C648 470P
ADCVA
R383
I135B
100K
6
R384
7
4.7U/50V
5
NJM4558 OPA
R387
100K
ADCVA
I136
ADCM1
1 16
M0 M1
2 15
MCLK FILT+
3 14
VL REF_GND
ADCVL
4 13
SDOUT VA
A_IN_R
5 12
GND AINR
6 11
VD VQ
A_IN_L
7 10
SCLK AINL
ADCRST_1
8 9
LRCK RST#
AD12250
TSSOP16
75
N2652w-1M
Confidential - Do Not Copy
ADCVL
R121/0603 ADCVL
C640 C641
1U 0.1U
R492
ERO3_GPIO
90.9 1% A_IN_L
C647
2200P
90.9 1% A_IN_R
C651
2200P
VCC
C653 + C652
47U/16V
0.1U VCC
GNDA
C654 C655
0.1U 1U
ADCVL ADCVL ADCVL
R367 R368
10K 10K
0
ADCRST_1 ADCM0 ADCM1
R370 R371
(NC)10K (NC)10K
ADCVL ADCVL ADCVL
R375 R376
(NC)10K (NC)10K
AOMCLK AOBCLK AOLRCK
DV33B
DV33B
R369
10K
R372
(NC)10K
R377
(NC)10K
ERO3_GPIO ERO3_GPIO 3
AUINL AUINL 20
AUINR AUINR 20
AOMCLK AOMCLK 3,22
AOBCLK AOBCLK 3,22
AOLRCK AOLRCK 3,22
ADIN ADIN 3