Schematic diagram – Sony TCM-23DV User Manual
Page 11
TCM-20DV/21DV/22DV/23DV
– 13 –
– 14 –
Note on Schematic Diagram:
• 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.
•
C
: panel designation.
•
U
: B+ Line.
•
H
: adjustment for repair.
• Total current is measured with no cassette installed.
• Power voltage is dc 3 V and fed with regulated dc power
supply from external power voltage jack.
• Voltages are dc with respect to ground under no-signal
conditions.
no mark : PLAY
<
> : RECORD
• 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
: PLAY
a
: RECORD
6-3.
SCHEMATIC DIAGRAM
•
See page 15 for IC Block Diagram.