Read Sony ICF-SW7600GR Service Manual online
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ICF-SW7600GR
4-7. SCHEMATIC DIAGRAM – KEY BOARD –
• Refer to page 16 for IC Pin Function.
Note on Schematic Diagram:
• 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.
• C : panel designation.
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
• 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.
• Voltage variations may be noted due to normal produc-
tion tolerances.
• Abbreviation
CH
: Chinese model
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