Sony HCD-MD1DX / HCD-MD1EX (serv.man2) Service Manual ▷ View online
HCD-MD1EX
– 49 –
– 50 –
7-9.
SCHEMATIC DIAGRAM – BD (MD) Section (1/3) – •
See page 77 for Waveforms.
•
See page 82 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : STOP
(
no mark : STOP
(
) : MD PLAY
[
] : MD REC
∗
: Impossible to measure
The components identified by mark
!
or dotted
line with mark
!
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
!
sont
critiques pour la sécurité.
Ne les remplacer que
par une piéce portant le numéro spécifié.
(Page 51)
(Page 51)
(Page 52)
(Page 52)
HCD-MD1EX
– 51 –
– 52 –
7-10. SCHEMATIC DIAGRAM – BD (MD) Section (2/3) – •
See page 77 for Waveforms.
•
See page 82 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : STOP
(
no mark : STOP
(
) : MD PLAY
[
] : MD REC
∗
: Impossible to measure
(Page 49)
(Page 50)
(Page 49)
(Page 50)
(Page 53)
(Page 54)
(Page 53)
(Page
59)
HCD-MD1EX
– 53 –
– 54 –
7-11. SCHEMATIC DIAGRAM – BD (MD) Section (3/3) – •
See page 77 for Waveforms.
•
See page 82 for IC Block Diagrams.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : STOP
(
no mark : STOP
(
) : MD PLAY
[
] : MD REC
∗
: Impossible to measure
(Page 51)
(Page 51)
(Page 52)
(Page 76)
HCD-MD1EX
– 55 –
– 56 –
7-12. PRINTED WIRING BOARD – MAIN Board (side A) – •
See page 41 Circuit Boards Location.
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