Sony CDP-C235, Service Manual

For the Customers in Canada

POLARIZED AC PLUG WITH AN EXTENSION CORD
RECEPTACLE OR OTHER OUTLET UNLESS THE BLADES
CAN BE FULLY INSERTED TO PREVENT BLADE EXPOSURE.

THIS APPARATUS COMPLIES WITH THE CLASS B LIMITS

FOR RADIO 

NOISE EMISSIONS SET OUT IN RADIO

INTERFERENCE REGULATIONS.

For the Customers in Australia

The following caution label is located inside of the unit.

‘DANGER

DANGER

INVISIBLE LASER

RADIATION DE LESER

RADIATION WHEN OPEN

INVISIBLE LORS D’OUVERTURE

AND INTERLOCK

AVEC L’ENCLENCHEMENT DE

DEFEATED.

AVOID

  A N N U L E .  

DERECT EXPOSURE TO

L’EXPOSITION 

 AU

BEAM.

RAYON.

This Compact Disc player is

 1 LASER PRODUCT

 1 

   LASERAPPARAT

classified as a CLASS 1

LASER product.

The CLASS 1 LASER

PRODUCT MARKING is
located on the rear exterior.

SAFETY-RELATED COMPONENT WARNING!!

COMPONENTS IDENTIFIED BY MARK 

 OR DOTTED

LINE WITH MARK 

 ON THE SCHEMATIC DIAGRAMS

AND IN THE PARTS LIST ARE CRITICAL 

 SAFE

OPERATION.

REPLACE THESE COMPONENTS WITH

SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-

LISHED BY SONY.

TABLE OF CONTENTS

Section

SECTION 1. GENERAL

Identifying the Parts

SECTION 2.

DISASSEMBLY

2-1.

Removal of Case, 

 Plate and Front Panel ..........................

2-2.

Removal of Back Panel and Disc Table .......................................

2-3.

Removal of 

Pick-up Block Assembly ..............................

2-4.

Removal of Bracket (Gear) Assembly ..........................................

SECTION 3.

ELECTRICAL BLOCK CHECKING.. ...........

SECTION 4.

IC PIN FUNCTIONS ...................................

SECTION 5. DIAGRAMS

5-l.

Circuit Boards Location

10

5-2.

Semiconductor Lead Layouts ......................................................

5-3.

Printed Wiring Board.. ................................................................. 11

5-4.

Schematic Diagram.. .................................................................... 15

5-5.

IC Block Diagrams ...................................................................... 19

SECTION 6.

EXPLODED VIEWS

6-l.

Front Panel and Case Assemblies

21

6-2.

Back Panel and Disc Table Assemblies .....................................

6-3.

Chassis Assembly .......................................................................

6-4.

Optical Pick-up Block Assembly 

.......................... 24

SECTION 7.

ELECTRICAL PARTS LIST .......................

25

ATTENTION AU COMPOSANT AYANT RAPPORT

 LA 

LES COMPOSANTS 

 PAR UNE MARQUE 

SUR LES 

 ET LA 

DES 

 SONT CRITIQUES POUR LA 

DE FONCTIONNEMENT. NE REMPLACER CES 
POSANTS 

 PAR DES 

 SONY DONT LES

 SONT 

 DANS CE MANUEL OU

DANS LES 

 PAR SONY.