Sony-CDP-CE375-Service-Manual

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Sony-CDP-CE375-Service-Manual | Manualzz

SECTION 6

DIAGRAMS

6-1.

NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS

Note on Printed Wiring Board:

X

: parts extracted from the component side.

Y

: parts extracted from the conductor side.

• : Pattern from the side which enables seeing.

(The other layers' patterns are not indicated.)

Caution:

Pattern face side: Parts on the pattern face side seen from

(Conductor Side) the pattern face are indicated.

Parts face side: Parts on the parts face side seen from

(Component Side) the parts face are indicated.

• Indication of transistor

Q

B C E

Q

B C E

These are omitted.

These are omitted.

Note on Schematic Diagram:

• 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

and 1 /

4

W or less unless otherwise specified.

• f

: internal component.

C

: panel designation.

Note:

The components identified by mark

0

or dotted line with mark

0

are critical for safety.

Replace only with part number specified.

Note:

Les composants identifiés par une marque

0

sont critiques pour la sécurité.

Ne les remplacer que par une pièce por tant le numéro spécifié.

• Voltages and waveforms are dc with respect to ground under no-signal conditions.

no mark : CD PLAY

• Voltages are taken with a VOM (Input impedance 10 M

).

Voltage variations may be noted due to normal production tolerances.

• Waveforms are taken with a oscilloscope.

Voltage variations may be noted due to normal production tolerances.

• Circled numbers refer to waveforms .

• Signal path.

J

: CD PLAY c

: DIGITAL OUT

• A : B+ Line

B

: B– Line

CDP-CE275/CE375

• Circuit Boards Location

LOADING MOTOR board

POWER SW board

SENSOR board

BD board

JUNCTION board

KEY board

DISPLAY board

HEADPHONE board

MAIN board

15 15

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