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 SECURITE ANNULE. EVITER
DERECT EXPOSURE TO L’EXPOSITION DIRECTE AU
BEAM.
RAYON.
4-906-403-01
This Compact Disc player is
:LASS 1 LASER PRODUCT
.UOKAN 1 LASERLAITE
(LASS 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 Ifi OR DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND IN THE PARTS LIST ARE CRITICAL TO 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
m
!?6!J6
SECTION 1. GENERAL
Identifying the Parts
.....................................................................................
4
SECTION 2. DISASSEMBLY
2-1. Removal of Case, Bottqm Plate and Front Panel
.......................... 5
2-2. Removal of Back Panel and Disc Table
.......................................
.5
2-3.
Removal of optical Pick-up Block Assembly
..............................
.6
2-4. Removal of Bracket (Gear) Assembly
..........................................
.6
SECTION 3. ELECTRICAL BLOCK CHECKING..
...........
.7
SECTION 4.
IC PIN FUNCTIONS
...................................
.9
SECTION 5. DIAGRAMS
5-l. Circuit Boards Location
............................................................... 10
5-2. Semiconductor Lead Layouts
...................................................... 10
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
.....................................
.22
6-3. Chassis Assembly
.......................................................................
.23
6-4. Optical Pick-up Block Assembly (BU-5BD13)
.......................... 24
SECTION 7.
ELECTRICAL PARTS LIST ....................... 25
ATTENTION AU COMPOSANT AYANT RAPPORT
44 LA SkCURITe!
LES COMPOSANTS IDENTIFIiS PAR UNE MARQUE A
SUR LES DIAGRAMMES SCHiMATlQUES ET LA LISTE
DES PIiCES SONT CRITIQUES POUR LA SiCURITi
DE FONCTIONNEMENT. NE REMPLACER CES COM-
POSANTS QUE PAR DES PIkCES SONY DONT LES
NUMliROS SONT DONNkS’ DANS CE MANUEL OU
DANS LES SUPPLCMENTS PUBLIkS PAR SONY.
-2-

Sony CDP-C235 Specifications

General

Brand	Sony
Model	CDP-C235
Category	CD Player
Language	English