Panasonic SA-DK10 Service Manual page 55
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Also See for SA-DK10:
- Operating instructions manual (65 pages) ,
- Supplemental service manual (6 pages) ,
- Quick manual (2 pages)
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SCHEMATIC DIAGRAM - 20
: +B SIGNAL LINE
MAIN CIRCUIT
Q201,Q204
IMX9T110
MUTING SWITCH
FRCH
(-0.01V)
(-0.01V)
Q204
<-0.01V>
<-0.01V>
-0.01V
-0.01V
((-0.01V))
((-0.01V))
[-0.01V]
[-0.01V]
1
6
2
5
(-0.01V)
(-0.01V)
R256
<-0.01V>
<-0.01V>
1K
0V
0V
((0V))
((0V))
[0V]
[0V]
3
4
(-0.01V)
(-0.01V)
<-0.01V>
<-0.01V>
-0.01V
-0.01V
((-0.01V))
((-0.01V))
[-0.01V]
[-0.01V]
R263
R249
22K
470
FLCH
Q203
2SA1037AKSTX
MUTING CONTROL
FRONT SPEAKER
MUT_F
R441
10K
SR2
R417
C321
3.3K
50V1
SL2
R418
C322
3.3K
50V1
IC301
M5228FPE1
QUAD OP-AMP
SWO2
C320
R309
50V1
2.2K
CNT3
C319
50V1
: -B SIGNAL LINE
M5218AP
OP AMP
R268
C262
3.3K
50V4.7
C264
100P
(-0.01V)
(-0.01V)
Q201
<-0.01V>
<-0.01V>
-0.01V
-0.01V
((-0.01V))
((-0.01V))
[-0.01V]
[-0.01V]
6
1
5
R266
5
2
1K
(-4.29V)
(-4.29V)
<-4.29V>
<-4.29V>
-4.27V
-4.27V
((-4.28V))
((-4.27V))
R265
[-4.3V]
[-4.3V]
1K
3
4
(-0.01V)
(-0.01V)
<-0.01V>
<-0.01V>
-0.01V
-0.01V
((-0.01V))
((-0.01V))
VEE
[-0.01V]
[-0.01V]
4
C272
C261
0.01
50V4.7
(5.02V)
C273
<5.02V>
50V3.3
5.01V
Q203
((5.02V))
[5.02V]
(-4.3V)
R404
<-4.3V>
1K
-4.27V
((-4.28V))
[-4.3V]
(5V)
<5V>
5.01V
((5.01V))
[5.01V]
R406
22K
R405
C887
18K
16V10
R301
27K
R302
27K
C314
0.01
C303
C302
100P
33P
C304
33P
C301
100P
9
12
8
10
11
13
14
SR
SL
+
+
IC301
+
+
CNT
SW
3
7
6
5
4
2
C310
C311
100P
1000P
C309
C313
C312
100P
0.01
47P
R311
180K
R312
27K
R310
3.3K
C315
16V10
C715
16V22
: MAIN SIGNAL LINE
IC203
R252
R251
10
10
R270
68K
R274
39
R272
C268
C266
39
1000P
R276
100P
560
C271
0.01
8
6
7
VCC
C267
R273
1000P
39
IC203
R271
39
3
2
1
R275
560
C265
C263
100P
100P
R277
12K
R267
R269
3.3K
68K
R402
3.3K
R407
10K
C275
16V22
R303
C305
3.3K
50V1
(-0.01V)
Q301
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
6
5
(0.65V)
<0.65V>
0.65V
((0.65V))
[0.65V]
4
(-0.01V)
<-0.01V>
R306
-0.01V
56K
R304
((-0.01V))
3.3K
[-0.01V]
C306
50V1
C316
50V1
1
(-0.01V)
Q302
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
1
6
R314
2
5
3.3K
(0.65V)
<0.65V>
0.65V
((0.65V))
[0.65V]
3
4
(-0.01V)
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
R313
3.3K
Q301-Q302
IMX9T110
MUTING SWITCH
55
C270
16V10
C269
16V10
C307
16V10
(-0.01V)
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
1
R307
1K
2
(0.65V)
R308
<0.65V>
1K
0.65V
((0.65V))
[0.65V]
3
(-0.01V)
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
C308
16V10
C318
16V10
D202
1SS355TE17
(-0.01V)
<-0.01V>-0.01V
R877
((-0.01V))[-0.01V]
1K
(-4.3V)
<-4.3V>
-4.29V
((-4.29V))
[-4.31V]
(-0.01V)
<-0.01V>
-0.01V
((-0.01V))
[-0.01V]
R416
47K
SA-DK10
SLOUT
SROUT
CCH
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