Sony HCD-MD1DX / HCD-MD1EX (serv.man2) Service Manual ▷ View online
HCD-MD1EX
D701
D-4
D702
D-3
D703
C-2
D704
D-7
D705
B-6
D707
B-6
D708
C-7
D709
A-4
D710
A-3
D711
A-3
D712
B-3
D713
A-5
D714
A-4
D715
A-4
D716
A-5
D717
B-5
D718
A-7
D719
C-6
D720
A-4
D721
D-7
IC702
D-7
IC704
D-6
IC705
C-4
IC706
C-6
IC707
B-7
IC708
B-6
IC710
A-2
Q701
C-1
Q702
B-1
Q703
B-1
Q704
A-1
Q705
A-2
Q706
A-1
Q707
D-6
Q708
D-3
Q709
B-2
Q710
B-6
Q711
C-7
Q712
C-7
Q713
C-2
– 57 –
– 58 –
7-13. PRINTED WIRING BOARD – MAIN Board (side B) – •
See page 41 Circuit Boards Location.
• Semiconductor
Location
Ref. No.
Location
(Page 72)
(Page 64)
(Page 75) (Page 75)
(Page 48)
(Page 44)
R831
HCD-MD1EX
– 59 –
– 60 –
7-14. SCHEMATIC DIAGRAM – MAIN Section (1/2) – •
See page 78 for Waveforms.
•
See page 84 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
∗
: Impossible to measure
(Page 76)
(Page 61)
(Page 46)
(Page 51)
(Page 61)
(Page 76)
HCD-MD1EX
– 61 –
– 62 –
7-15. SCHEMATIC DIAGRAM – MAIN Section (2/2) – •
See page 78 for Waveforms.
•
See page 84 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
〈〈
〉〉
: AM
[
] : CD PLAY
(
) : MD PLAY
(Page
60)
(Page 60)
(Page 74)
(Page 65)
HCD-MD1EX
– 63 –
– 64 –
7-16. PRINTED WIRING BOARDS – PANEL Section – •
See page 41 Circuit Boards Location.
D901
C-4
D902
B-3
D903
D-3
D905
E-4
D907
D-2
IC901
B-2
IC902
C-4
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
Q901
B-3
Q902
A-3
Q903
C-3
Q904
D-3
Q905
D-3
Q906
E-4
Q907
D-3
Q908
D-1
Q909
D-1
(Page 64)
(Page 57)
(Page 68)
(Page 63)
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