Schematic Diagram -Tuner Section - Sony ZS-M50 Service Manual

6-13. SCHEMATIC DIAGRAM – TUNER SECTION – Refer to page 94 for IC Block Diagrams.
r
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ZS-M50
Waveform – Tuner Section –
r
1
1.5 Vp-p
75 kHz
IC2 @º XOUT
VOLT/DIV : 0.5 V AC
TIME/DIV : 5 µsec
Note:
• 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 / W or less unless otherwise
4
specified.
• : internal component.
¢
• A : B+ Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
( ) : MW
< > : LW
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
F : FM
f
: MW/LW
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