Read Sony HCD-GX250 / MHC-GX250 Service Manual online
39
39
HCD-GX250
5-16. SCHEMATIC DIAGRAM – AMP POWER SECTION –
C403
C404
C441
C442
C908
EP401
EP402
Q441
Q442
Q481
Q482
Q483
Q484
Q485
Q486
Q487
R441
R442
R446
R458
R459
R460
R495
RY901
D908
R902
C
4
0
7
C
4
0
8
D
9
0
6
R492
R494
JW917
JW401
JW
4
0
2
JW403
JW404
RY441
R481
R487
R488
R490
C911
C447
C448
L441
L442
R461
R462
D401
IC441(1/2)
IC441(2/2)
TH441
JW909
C405
C406
R451
R452
R411
R412
C446
JW441
JW442
FH908
FH907
FH910
FH912
FH909
FH911
F904
F905
F906
FH913
FH914
F907
C906
R908
C910
C909
R903
R904
Q902
C
9
2
4
C
9
2
5
C
9
2
6
CN906
CN902
D905
D903
D902
D904
D
9
0
1
JW903
JW906
JW910
JW902
W001
CN901
PT901
CN905
CN907
C402
R
4
5
6
D
4
4
2
D
4
4
1
C489
R402
EP491
Q489
R467
R491
C445
R413
R493
C488
R447
C451
C453
D
4
8
1
R453
C481
R485
R483
R484
R486
C444
R444
R414
C487
R489
D
4
8
2
C411
R401
D443
R407
R455
R466
R465
JW407
R496
R457
C486
R482
C454
C452
R454
R448
R445
R443
C443
C492
D483
CN442
JK441
CN441
PT902
Q
4
8
8
CN904
C
9
2
0
C
9
2
1
C
9
2
2
C
9
2
3
CN903
0.1
100V
0.1
100V
10
50V
10
50V
220
63V
63V
TERMINAL, EARTH
TERMINAL, EARTH
2SC1841
2SC1841
2SC2785
2SC2785
2SC2785
2SC2785
2SA1175
2SC2785
2SC2785
1k
1k
1k
22k
47k
47k
1
1/4W
FR
RELAY U
10EDB40-TB3
0
.0
1
1
6
V
0
.0
1
1
6
V
M
T
Z
J
-T
7
2
-2
7
D
1k
1/4W
2.2k
1/4W
1/4W
JW
JW
J
W
JW
JW
SP RELAY
12V
4.7k
1/4W
1/4W
33k
1/4W
22k
1/4W
4.7k
1/4W
1/4W
1000
25V
22
35V
22
35V
10 1/2W
10 1/2W
0.1
1 1/4W
100
50V
50V
10
50V
12k
1k
2SA1932
0
.1
0
.1
0
.1
3P
3P
10EDB40-TB3
10EDB40-TB3
10EDB40-TB3
10EDB40-TB3
1
S
S
1
3
3
T
-7
7
2P
3P
10P
0.01
16V
1
k
1
S
S
1
3
3
T
-7
7
1
S
S
1
3
3
T
-7
7
100
100V
100k
TERMINAL,
EARTH
2SC1841
33k
1/4W
22k
1/4W
33k
1/4W
22
35V
0.1
0.1
1
S
S
1
3
3
T
-7
7
10
1/2W
100
10V
10V
100k
1/4W
1/4W
100k
1/4W
1/4W
1000p
4.7
50V
50V
4.7k
1/4W
1/4W
1
S
S
1
3
3
T
-7
7
0.01
16V
100k
1SS133T-77
100
1/2W
1k
56k
1/4W
47k
1/4W
JW
100 1/4W FR
22k
2.2
50V
50V
10k
1/4W
0.1
0.1
10
1/2W
1k
1000p
0.01
1SS133T-77
3P
13P
2P
0
.0
1
0
.0
1
0
.0
1
0
.0
1
2P
3.3M
1/2W
1/2W
JW
3300
63V
3300
63V
0.22
5W
0.22
5W
STK403-130
STK403-130
TH-10K
D10XB20
2.2k
1/4W
1/4W
2.2k
1/4W
1/4W
100p
50V
JW
JW
T8.0AL/125V
T8.0AL/125V
T3.15AL/125V
T3.15AL/125V
JW
JW
JW
JW
AC CORD U
100p
50V
4.7k
1/4W
47k
1/4W
22
1/4W
56k
1/4W
47k
1/4W
4.7k
1/4W
47k
1/4W
47k
1/4W
2
S
C
2
7
8
5
T
P
-FE
K
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