Read Sony MEX-R1 (serv.man2) Service Manual online
MEX-R1
1
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Schematic Diagram:
•
All capacitors are in
μ
F unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
f
: internal component.
• C
: panel designation.
• A
: B+ Line.
•
Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
supply from ACC and BATT cords.
•
Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : DVD PLAY
(
(detuned) conditions.
no mark : DVD PLAY
(
) : TUNER
∗
: Impossible to measure
•
Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
•
Signal path.
L
: DVD/CD (VIDEO)
F
: DVD/CD (AUDIO)
J
: OPTICAL OUTPUT
f
: TUNER
E
: AUX IN
•
Abbreviation
CND : Canadian model
RU
CND : Canadian model
RU
: Russian model
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
2.
DIAGRAMS
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