Schematic Diagram - Power Section - Sony ICF-CD863V Service Manual

5-10. SCHEMATIC DIAGRAM – POWER Section – •
CN352
11P
D351
(Page 23)
DAP202UT106
CN351
12P
C351
R352
2.2
100k
50V
(Page 23)
D352
DAP202UT106
R358
47k
D356
1SS355
R359
1k
Q953
2SD2396K
+6V REGULATOR
C964
C963
470
0.01
10V
C962
220
10V
See page 28 for IC Block Diagrams.
R251
1k
Q251
2SD1757K-T146
-RS
C251
1000p
Q151,251
MUTING
C151
1000p
Q151
2SD1757K-T146
-RS
R151
1k
R161 R153
4.7k 10k
R152 R261 R253 R252
10k 4.7k 10k 10k
Q152 Q252
2SC4081T106R 2SC4081T106R
R162 BASS BOOST BASS BOOST
22k R262
SWITCH SWITCH
22k
Q360
DTA144EUA-T106
MUTING
CONTROL Q351,352
SWITCH
STANDBY
SWITCH
Q351
DTC144EUA
-T106
Q355,356
STANDBY
Q355
SWITCH
DTC144EUA
-T106
Q361
DTA144EUA-T106
R364
MUTING 3.3k
CONTROL
SWITCH
R379 Q357
220 2SC4081T106R
D357
DAN202UT106
R361
1k
Q358 Q363 R360
2SD1757K 2SC4081T106R 1k
-T146-RS
Q357,363
MUTING
BASS BOOST
SWITCH
C375
R390 R391 C377
4.7
100k 100k 1000p
50V
R958
Q952
1
KTC3203Y-AT
+3.3V REGULATOR
C960 C956
R960 C959 R956
470 470
470 0.01 220
10V 10V
C958
C961 D953 C957 D952
220
0.01 MTZJ-T-77-6.8B 0.01 MTZJ-T-77-3.9A
10V
POWER AMP
IC351
BA5417
C157
C156
1000
100
6.3V
10V
C257
1000
6.3V
C258
0.22
C259 C159
0.22 0.22
R160
22k
R258 R158
2.2 2.2
R256 4.7k
R156 4.7k
R357
4.7k
R354
10k
Q352
Q353
DTA144EUA
2SC4081T106R
-T106
Q353,354
MUTING
D355 R388 R356
1SS355 4.7k 470
Q354
2SD1757K
-T146-RS
C378 R355
1 47k
Q356
DTA144EUA
-T106
POWER AMP
IC352
BA5417
R368
1k
C360
220 10V C367
100
C371
10V
C359 22
100 25V
10V
R366
47k
R362
220 C364 C368
R367 0.22 0.22
100k R374
C365 C369 D353 1k
0.22 0.22 1SS119
R372 R371
100k 2.2
C357
C361 R373
100
1 4.7k
10V C370
10
50V
R951
Q951
1
2SD2396K
+5V REGULATOR
BH951 CN901
6P
C955 R953
C952
0.01 R954 470 C951
4700
470 0.01
16V
C954
C953 D951
220
0.01 MTZJ-T-77-5.6B
10V
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
[
25 25
BH351 BH353
7P 7P
R181 100
R281 100
R381 R383
100 100k
Q359
2SC4081T106R
R384
BUFFER
1k
C372 C373
CN354 R382 C380
4.7 4.7
BH352 5P 1k 4.7
16V 16V
5P 16V
C381
100p
R653
R654
S651
CLOCK
C362
2.2
CN353
2P
SP301
(WOOFER)
D902
1SS119
C903
R901 D903 D904
47 C904
10k 1SS119 1SS119
35V 47 35V
D905 1SS119
D906 1SS119
R902
C902
220k
47
6P
35V
T901
C905 R903 F901
0.47 100k 4A POWER
125V
C906 0.1 TRANSFORMER
D907 RL202-M11
D908 RL202-M11
C907 0.1
C908 0.1
D909 RL202-M11
D910 RL202-M11
C909 0.1
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
] : CD
ICF-CD863V
J301
C374
10
10V
RV351
20k
MEGA
BASS
470k
220k
S652
BP651
SUMMER T.
D.S.T
(AC IN)