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Schematic Diagram - Main Board (2/2) - Sony ICF-SW7600GR Service Manual

Fm stereo/sw/mw/lw pll synthesized receiver.
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4-5. SCHEMATIC DIAGRAM – MAIN BOARD (2/2) –
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• Refer to page 16 for IC Block Diagrams.
IC B/D
1
2
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IC B/D
IC B/D
13
13
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
/
specified.
¢
: internal component.
• C : panel designation.
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
L : MW/LW
h : SW
• Abbreviation
CH
: Chinese model
EA
: Saudi Arabia model
• WAVEFORMS
1
IC B/D
2
ICF-SW7600GR
W or less unless otherwise
4
IC201 wd
100 mVp-p
18.1 ns
Q216 Collector
4.4 Vp-p
550 ns

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