Sony M-540V - Microcassette Recorder, Руководство по обслуживанию

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13 13
M-540V
5-3. SCHEMATIC DIAGRAM
Note:
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
C
: panel designation.
• A : B+ Line.
• H : adjustment for repair.
• Power voltage is dc 3 V and fed with regulated dc power
supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
condition.
no mark : PB
(
) : REC
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
E
: PB
a
: REC
• Refer to page 10 for IC Block Diagrams.
w
REC / BATT
.