Sony HCD-ZX70DVD / MHC-ZX70DVD Service Manual ▷ View online
HCD-ZX70DVD
42
42
6-20. PRINTED WIRING BOARD – AUDIO Board –
•
See page 23 for Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
IC601
B-7
IC602
B-6
IC611
B-1
Q621
B-4
Q622
B-4
Q623
B-3
JW15
JW14
1
3
4
6
05
16
MAIN BOARD
CN305
TAPE DECK BLOCK
(1/2)
(PLAYBACK)
(Page 45)
43
43
HCD-ZX70DVD
T621
BIAS OSC
05
TAPE DECK BLOCK (1/2)
N
MAIN BOARD
(1/5)
CN305
6-21. SCHEMATIC DIAGRAM – AUDIO Board –
•
See page 62 for IC Block Diagram.
The components identified by mark
0
or dotted
line with mark
0
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
0
sont
critiques pour la sécurité.
Ne les remplacer que
par une pièce portant le numéro spécifié.
(Page 46)
HCD-ZX70DVD
44
44
D101
C-9
D102
C-10
D181
H-9
D182
H-8
D183
G-10
D184
H-9
D201
F-7
D501
E-5
D502
F-3
D503
F-3
D504
F-2
D505
F-2
D506
F-3
D507
F-2
D508
F-2
D509
F-2
D510
F-2
D512
F-2
D601
E-10
D602
E-10
D603
E-10
D604
E-10
D605
E-10
D606
F-10
D607
F-10
D608
F-10
D691
F-12
D692
F-12
D693
G-12
D912
G-3
D913
F-3
D914
G-3
D951
H-5
D952
H-4
IC101
B-10
IC201
F-8
IC203
D-7
IC204
D-7
IC301
B-4
IC401
D-4
IC501
F-3
IC551
I-12
IC601
H-12
IC602
H-11
IC603
G-11
IC604
G-10
IC691
F-12
IC901
H-4
IC902
H-5
IC903
G-3
IC905
H-2
IC906
I-3
IC907
G-2
6-23. SCHEMATIC DIAGRAM – LEAF SW Board –
6-22. PRINTED WIRING BOARD – LEAF SW Board –
•
See page 23 for Circuit Boards Location.
B DECK
PLUNGER
A DECK
PLUNGER
M1
(CAPSTAN)
MAIN BOARD
CN304
M
17
TAPE DECK BLOCK
(2/2)
05
O
A DECK
PLUNGER
B DECK
PLUNGER
TAPE DECK
BLOCK (2/2)
(CAPSTAN)
MAIN BOARD
(1/5)
CN304
05
0.2( )
(0.2)
Q101
C-9
Q102
C-8
Q130
E-12
Q151
B-9
Q152
C-8
Q181
H-9
Q182
H-9
Q183
H-9
Q184
H-9
Q201
C-7
Q202
C-7
Q203
D-7
Q391
D-1
Q392
C-1
Q393
D-1
Q394
C-1
Q395
C-2
Q396
D-2
Q397
C-1
Q501
E-5
Q601
E-11
Q602
D-11
Q603
E-11
Q604
E-11
Q605
E-11
Q606
F-11
Q607
F-11
Q608
F-11
Q609
H-9
Q610
G-9
Q611
F-10
Q612
G-9
Q613
G-9
Q614
F-9
Q615
E-10
Q616
F-10
Q617
E-10
Q618
F-10
Q691
G-12
Q692
G-12
Q901
H-4
Q902
H-4
Q903
H-5
Q904
H-5
Q905
H-4
Q906
H-3
Q910
G-3
Q911
G-3
Q912
G-4
Q913
F-3
Q941
I-7
Q942
I-7
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
– MAIN Board –
– MAIN Board –
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : TAPE A PLAY
(
no mark : TAPE A PLAY
(
) : TAPE B PLAY
(Page 46)
(Page 45)
45
45
HCD-ZX70DVD
6-24. PRINTED WIRING BOARD – MAIN Board –
•
See page 23 for Circuit Boards Location.
(Page 56)
(Page 44)
(Page 38)
(Page 42)
(Page 54)
(Page 38)
(Page 38)
(Page 60)
(Page 52)
(Page 52)
(Page 51)
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