Read Sony ICF-CD830 / ICF-CD830L Service Manual online
7
7
ICF-CD830/CD830L
3-3. SCHEMATIC DIAGRAM – MAIN SECTION (1/3) (CD830) –
Note on Schematic Diagrams:
• All capacitors are in
• All capacitors are in
µF unless otherwise noted. pF: µµF
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.
•
¢
: internal component.
• C : panel designation.
• H : adjustment for repair.
• H : adjustment for repair.
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• 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
f
: AM
• Abbreviation
AUS
: Australian model.
CND : Canadian model.
IT
IT
: Italian model.
SP
: Singapore model.
• Refer to page 14 for IC Block Diagrams.
C131
0.022
C232
0.022
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