Schematic Diagram - Mechanism Deck Section - Sony MDX-C7900 Service Manual

5-6. SCHEMATIC DIAGRAM – MECHANISM DECK Section – • See page 39 for IC Block Diagrams and page 45 for Waveforms.
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Note on Schematic Diagram: • U : B+ Line.
• All capacitors are in F unless otherwise noted. pF: F
• Power voltage is dc 14.4V and fed with regulated dc power
50 WV or less are not indicated except for electrolytics supply from ACC and BATT cords.
and tantalums. • Voltages and waveforms are dc with respect to ground
• All resistors are in and 1 / W or less unless otherwise under no-signal conditions.
4
specified. no mark : MD
• : internal component. : Impossible to measure
f
• Voltages are taken with a VOM (Input impedance 10 M ).
Note:
Note:
Voltage variations may be noted due to normal produc-
The components identi- Les composants identifiés par
tion tolerances.
une marque 0 sont critiques
fied by mark 0 or dotted
• Waveforms are taken with a oscilloscope.
line with mark 0 are criti- pour la sécurité.
Voltage variations may be noted due to normal produc-
cal for safety. Ne les remplacer que par une
tion tolerances.
Replace only with part piéce por tant le numéro
• Circled numbers refer to waveforms.
spécifié.
number specified.
• Signal path.
E : MD
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MDX-C7900/C7900R
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