Read Sony ICF-CD543RM Service Manual online
2
ICF-CD543RM
2.
DIAGRAMS
•
Note for Printed Wiring Boards and Schematic Diagrams
Note on Printed Wiring Board:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
W
: indicates side identified with part number.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
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.
•
5
: fusible resistor.
•
A
: B+ Line.
•
H
: adjustment for repair.
•
Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : FM/TV (2
(detuned) conditions.
no mark : FM/TV (2
−
6 ch)
(
) : AM
〈〈
〉〉
: TV (7
−
13 ch)/WEATHER (1
−
7 ch)
[
] : CD play
•
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.
F
: FM/TV (2
−
6 ch)
L
: TV (7 - 13 ch)/WEATHER (1
−
7 ch)
f
: AM
J
: CD
•
Abbreviation
CND : Canadian model
CND : Canadian model
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.
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