Panasonic SA-DK10 Service Manual page 60

SA-DK10
SCHEMATIC DIAGRAM - 25
MAIN CIRCUIT
10V33
R880 R876
100K 1.8
SR
C877
SL
0.1
25V0.15
C878
50V1
R873
12K
C872
100P
42 41 40 39
LCH
CCH
1 2 3 4
C850 R851
12K
50V1 C851
CNT
16V10
C853
220P
C852
R850
16V10
1K
SWO1
RSXY8M00D01T
OUT
3
R480
100K
SW5V
14.7V
MO9V
LO8V
: -B SIGNAL LINE
: +B SIGNAL LINE
C874
R874
1K
R875
3.9K
R871
C875 10K
C871
50V3.3
C876
16V10
38 36 35 34 33 32
37
LCH
IC205
CCH
SWCH
5 6 7 8 9 10 11
C856
16V10
C854 R853
16V10 12K
C855
C858
50V1
220P
R852
1.2K
C857
16V10
R854
3.3K
X452
R401
IN
100K
1
C401
R478
0.022
GND 680
2
21 20 19 18 17 16 15 14
C461
0.01
22 23 24 25 26 27 29
28
IC453
C2BBFD000308
DSP CONTROL
: MAIN SIGNAL LINE
R867
R869
C867
10K
1K
10V33
R870
3.9K
R866
C865
12K
C868 50V3.3
50V0.15
C864
100P
C869
16V10
31 30 29 28 27 26 25 24
RCH
RCH
OUT PUT PORT
SWCH
12 13 14 15 16 17 18 19
C860
47P
C861
47P
R856
390
C859
50V2.2
D216
UDZSTE175R1B
R855
1.2K
13 12 11 10 9 8 7 6 5 4
IC453
30 31 32 33 34 35 36 37 38 39
Q306
2SA1037AKSTX
MUTING CONTROL
60
C863
0.01
R865
22K
23 22
20 21
IC205
M62444FPE1
4-CH
ELECTRONIC VOLUME CONTROL
R860 R862
22K
6.8K
C862
0.1
R887
22K
R888
22K
C462
0.01
C463 L453
6.3V47 RLQB100JTD-D
3 2 1
40 41 42
R433
330 MUT_F
R434 330
Q306
(-0.01V)
R435
<-0.01V>
330
0V
((0V))
R436 [0V]
4.7K
SR2
SL2
SWO2
CNT3
(-0.01V)
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
R432
1.5K
(-0.01V)
<-0.01V>
0V
((0V))
C332
[0V]
10V10
R390
R336
47K
15K
DCIN
14.7V
MO9V
LO8V