Service manual
Schematic Diagrams
B - 28 SRS AP8202Q
B.Schematic Diagrams
SRS AP8202Q
Sheet 28 of 45
SRS AP8202Q
VREFB
AGN D
VREF B
AUD_VDD
VREFB
AGN D
VREF B
AUD_VDD
AGN D AG ND
AGN D
PRE_LOUT 26
PRE_ROUT 26
+12V 8,20, 21,23, 26, 28,29,30, 32
FRONT-L16,26
FRONT-R16,26
SRS_EN 22
AUD_VDD 16,26
Z2733
Z2717
Z2722
Z2737
Z2745
Z2703
Z2734
Z2705
Z2719
Z2732
Z2736
Z2738
Z2715
Z2720
Z2701
Z2713
Z2731
Z2708
Z2725
Z2740
Z2746
Z2704
Z2709
Z2730
Z2726
Z2721
Z2723
Z2724
Z2739
Z2710
Z2743
Z2716
Z2702
Z2744Z2707
Z2712
Z2741
Z2729
Z2735
Z2706
Z2742
Z2714
Z2711
Z2718
Z2727
Z2748
Z2750
Z2749
Z2747
Z2752
Z2754
Z2753
Z2751
C333
0.1U
C302
0.1U
C284
1U
R337
4.7K
Q78
DT A114EUA
C E
B
R344
2.2K
R331
15K
C299
0.1U
C632
0.082U
C613
0.1U
R600
15K
R334
10K
T442
R360
15K
T443
L31
L_0805(159)
C296
1U
T445
T444
T449
T448
T447
T446
AP8202Q
U20
AP8202Q
1
9
25
38
4
7
26
42
2
3
5
6
8
10
11
12
13
14
15
16
17
18
20
19
21
22
23
24
27
28
29
30
31
32
33
34
35
36
37
39
40
41
43
44
LFOU T
FOUT
LWPI
RIN
CB3B
CB1
LWN I
RFOCUS
LFOCUS
CB3
CB2
CB2B
CB1B
MI XOU T
BP2
NC1
BP2B
BP1B
BP1
MOD E
VREF
VREF B
LWO
TBGAIN
NC2
RWO
RWPI
RWNI
LOU T
ROUT
COMPI
VSA
BASSBYPB
FOCUSBYPB
GAININ
NC3
COMPC2
FWRIN
VDA
LIN
BUFR
BUFL
NC4
RFOUT
C331
0.1U
R319
62K
C267
10U_0805
C329
0.1U
R574
15K
C322 0.1U
R589
10K
R576
3K
R591
2K
R325
4.7K
C330
0.1U
R581
30K
R585
10K
R298
30.1K
C645
22P_0402
C635
1000P
C256
10U_10V_0805
C646
10U_0805
C328
0.1U
R603
30K
R604
39K
C636
22P_0402
C660
0.1U
R592
8.87K
C670
0.1U
R577
2.2K
C627
10U_0805
R605
62K
R563
0
C669
0.1U
R559
8.66K
R318
*0
R329
20K
Q79
2N7002
G
DS
C310
0.1U
C332
0.1U
R601
10K
R316
62K
R562
0
R602
22K
R588
30K
R361
18K
R297
*0
R584
2.2K
R580
4.7K
R587
2K
C630
0.018U
HIGH BYPASS
LOW WOW
AUDIO PROCESSOR PRE-AMP
PIN32FocusBYPB Low --->ByPass.
PIN32 FocusBYPB OPEN --->Focus .
PIN31BASSBYPB Low --->ByPas s.
PIN31BASSBYPB OPEN --->TrueBass 6dB
PIN32FousBYPB Low--->ByPass
94/11/16 Kevin