Sony HCD-DX60AV / HCD-RG70AV / MHC-DX60AV / MHC-RG70AV Service Manual ▷ View online
HCD-DX60AV/RG70AV
37
37
5-16. SCHEMATIC DIAGRAM – REAR/CENTER AMP Board –
TRANSFORMER
BOARD
CN916
J
POWER AMP BOARD
CN505
H
MAIN BOARD(4/4)
CN403
C
–0.1
–0.1
32.0
34.0
0
0
–31.5
0
–31.5
–31.5
–30.8
34.0
34.0
33.0
0
11.7
0
11.7
0
0
0.1
0.6
–30.2
–0.1
–34.0
0
0
–0.1
(RG70AV : AEP)
–0.1
–0.1
0
0
11.7
0
0
11.7
0
(REAR AMP L-CH)
STK402-240
IC503 (1/3)
STK402-240
IC503 (2/3)
CN917
3P
3P
(REAR AMP R-CH)
IC503
POWER AMP
Q511, 512
POWER CONTROL
OVER LOAD
DETECT
OVER LOAD
DETECT
REAR/CENTER AMP BOARD
1/2W
B– SWITCH
0.001U
*
*
C540
0.001 :
(RG70AV : AEP)
0.1 :
(DX60AV/RG70AV : US)
1/2W
(CHASSIS)
(CHASSIS)
CN507
4P
4P
(CENTER AMP)
STK402-240
IC503 (3/3)
CN508
7P
7P
OVER LOAD
DETECT
TEMP PROTECT
1SS133T
1SS133T
6.3A/125V
(RG70AV : US)
T6.3A/250V
(DX60AV/RG70AV : AEP)
6.3A/125V
(RG70AV : US)
T6.3A/250V
(DX60AV/RG70AV : AEP)
(Page 43)
(Page 39)
(Page 33)
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
HCD-DX60AV/RG70AV
38
38
_
+
E
MAIN BOARD
CN402
D
MAIN BOARD
CN401
H
REAR/CENTER AMP BOARD
CN507
I
TRANSFORMER BOARD
CN915
13
4
1
13
2
E
E
E
E
E
E
E
E
1
POWER AMP BOARD
SENSOR BOARD
IC501
2 1
A
B
C
D
E
F
1
2
3
4
5
6
7
8
9
10
(RG70AV: AEP)
(CHASSIS)
(RG70AV: AEP)
(CHASSIS)
(32)
31
1-681-448-
(11)
11
1-682-255-
5-17. PRINTED WIRING BOARDS – POWER AMP/SENSOR Boards –
• See page 27 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D501
C-7
D502
C-5
D541
D-6
D542
B-3
D543
B-3
D551
C-5
IC501
A-6
Q501
B-7
Q503
C-7
Q504
C-6
Q551
B-5
Q581
B-6
Q582
C-7
Q583
C-8
Q584
C-8
(Page 34)
(Page 34)
(Page 36)
(Page 42)
There are a few cases that the part printed on
this diagram isn’t mounted in this model.
this diagram isn’t mounted in this model.
HCD-DX60AV/RG70AV
39
39
5-18. SCHEMATIC DIAGRAM – POWER AMP/SENSOR Boards –
TRANSFORMER
BOARD
CN915
I
REAR/CENTER AMP BOARD
CN507
H
MAIN BOARD (4/4)
CN401
D
MAIN BOARD (4/4)
CN402
E
–0.1
–0.1
37.0
37.7
0
0
–36.0
0
–36.0
–
36.0
–35.0
37.7
37.7
37.0
0
11.7
0
11.7
0
0.6
0
11.7
0
0
0.6
0
–35.0
–38.0
0
0
–0.1
–0.1
(RG70AV : AEP)
0
0.7
POWER AMP BOARD
IC501
POWER AMP
4P
Q581
B– SWITCH
OVER
LOAD
LOAD
DETECT
OVER LOAD DETECT
BUFFER
IC501 (1/2)
STK402
1500P
1.2k
25V
(CHASSIS)
(CHASSIS)
1500P
1.2k
(RG70AV : AEP)
0.001U
IC501 (2/2)
STK402
Q503, 504
POWER CONTROL
BUFFER
DTC124ES
TEMP
PROTECT
SENSOR BOARD
(TEMP SENSOR)
(Page 37)
(Page 33)
(Page 33)
(Page 43)
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
HCD-DX60AV/RG70AV
40
40
30
13
+
DISC SKIP
EX-CHANGE
PTY/DIRECTION
EDIT
GAME EQ
MUSIC EQ
SPECTRUM
DIRECTION/EDIT
MOVE EQ
EFFECT ON/OFF
STEREO/MONO/REPEAT
(RG70AV: AEP)
(DX60AV/RG70AV: US)
–
V
v
b
B
VOLUME
PHONES
TUNER/BAND
29
2
FLD1
(FLUORESCENT INDICATOR TUBE)
I/1
VIDEO
AUDIO
L
R
INPUT
JACK704
JACK701
Z
G
MAIN BOARD
CN411
E
E
E
E
E
E
2
1
B
MAIN BOARD
CN302
PANEL BOARD
E
E
E
E
E
13
KEY BOARD
A
B
C
D
E
F
G
H
I
J
K
L
1
2
3
4
5
6
7
8
9
10
11
12
13
14
DVD 5.1CH
(32)
31
1-681-447-
(CHASSIS)
1
5
10
15
20
25
30
35
40
45
50
C775
53
(32)
31
1-681-446-
IC701
1
2
3
4
5
7
6
(CHASSIS)
S701 – 738
5-19. PRINTED WIRING BOARDS – PANEL/KEY Board –
• See page 27 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
D701
A-13
D702
C-2
D703
B-2
D704
A-2
D705
B-2
D706
C-13
D707
K-3
D708
I-4
D709
J-8
D710
J-8
D711
I-8
D713
D-5
D716
C-3
D717
B-3
D718
A-3
D719
B-3
D720
C-13
D721
E-5
IC701
C-7
Q701
B-12
Q702
C-4
Q703
C-4
Q704
B-4
Q705
C-4
Q706
C-12
Q707
I-2
Q708
I-2
Q709
J-7
Q710
J-7
Q712
J-7
There are a few cases that the part printed on
this diagram isn’t mounted in this model.
this diagram isn’t mounted in this model.
(Page 34)
(Page 34)
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