Read Sony CFM-20L Service Manual online
13
CFM-20L
• All capacitors are in
µF unless otherwise noted. pF: µµF 50 WV or
less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise specified.
•
f
: internal component.
• C : panel designation.
Note: The components identified by mark 0 or dotted line with
mark 0 are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
• A : B+ Line.
• H : adjustment for repair.
• Power voltage is dc 6V and fed with regulated dc power supply
• H : adjustment for repair.
• Power voltage is dc 6V and fed with regulated dc power supply
from external power voltage jack.
• Voltages are dc with respect to ground under no-signal (detuned)
conditions.
no mark : FM
(
no mark : FM
(
) : AM (RADIO SECTION), PLAY (TAPE SECTION)
<
> : MIC REC
[
] : RADIO REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production toler-
ances.
ances.
• Signal path.
F
: FM
f
: LW
E
: PB
a
: REC
N
: MIC
Note on schematic Diagram: MAIN SECTION (1/2), (2/2)
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