Sony PMC-MD55 Service Manual page 153

6-12. SCHEMATIC DIAGRAM – DG Section – • See page 99 for Waveforms.
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• See page 104 for IC Block Diagrams.
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF • A : B+ Line.
50 WV or less are not indicated except for electrolytics • Voltages and waveforms are dc with respect to ground
and tantalums. under no-signal conditions.
• All resistors are in Ω and
1 / W or less unless otherwise no mark : MD PLAY
4
specified. ( ) : MD STOP
• ¢ : internal component.
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PMC-MD55
• Voltages are taken with a VOM (Input impedance 10 MΩ). • Circled numbers refer to waveforms.
Voltage variations may be noted due to normal produc- • Signal path.
E
tion tolerances. : MD PLAY
• Waveforms are taken with a oscilloscope. j : MD REC (ANALOG)
q
Voltage variations may be noted due to normal produc- : MD REC (DIGITAL)
tion tolerances. • Abbreviation
CND : Canadian model
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