Sony PHC-ZW770L Manuale di servizio - Pagina 5
Sfoglia online o scarica il pdf Manuale di servizio per Impianto stereo Sony PHC-ZW770L. Sony PHC-ZW770L 10. Personal audio system
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5-12. SCHEMATIC DIAGRAM — POWER SUPPLY SECTION —
(Page
33)
(Page
39)
PL801-803
LCD BACK LIGHT
– 37 –
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.
• 1 : fusible resistor.
• C : panel designation.
Note: The components identified by mark ! or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
• U : B+ Line.
– 38 –
PHC-ZW770L
• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Abbreviation
SP : Singapore model