Sony CDX-C90R Service Manual page 15

Fm/mw/lw compact disc player

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CDX-C90R

3-11. SCHEMATIC DIAGRAM — AUDIO SECTION (1/2) — • Refer to page 65 for IC Block Diagrams.

(Page 53)

(Page 56)

– 45 –

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

W or less unless otherwise

specified.

•

: indicates tolerance.

• U : B+ Line.

• V : B– Line.

• Power voltage is dc 14.4V and fed with regulated dc power

supply from ACC and BATT cords.

– 46 –

• Voltage is dc with respect to ground under no-signal

(detuned) condition.

no mark : FM

∗

: Impossible to measure

• Voltages are taken with a VOM (Input impedance 10 MΩ).

Voltage variations may be noted due to normal produc-

tion tolerances.

• Signal path.

: FM

: MW

: CD

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