Sony CDP-497 - SECTION 1 GENERAL

CDP-497
1. Laser Diode
Properties
TABLE
OF
CONTENTS
•
Material: GaAlAs
•
Wavelength: 780 nm
*
Emission
Duration:
continuous
Section
Title
Paae
1. GENERAL
For the
United Kingdom
and
European
countries
Identifying the
Parts
4
CLASS 1 LASER
PRODUCT
LUOKAN
1
LASERLAITE
KLA8S
1
LASERAPPARAT
This
Compact
Disc
player
is
classified as a
CLASS
1
LASER
product.
The
CLASS
1
LASER
PRODUCT
label
is
located
on
the
rear
exterior.
2. DISASSEMBLY
3. ELECTRICAL BLOCK
CHECKING
4. DIAGRAMS
5
6
SAFETY-RELATED
COMPONENT
WARNING!!
COMPONENTS
IDENTIFIED
BY MARK
A
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.
ATTENTION
AU COMPOSANT AYANT
RAPPORT
A
LA S^CURIT^I
LES
COMPOSANTS
IDENTIFIES PAR
UNE MARQUE
A
SUR
LES
DIAGRAMMES SCHEMATIOUES ET
LA LISTE
DES pieces SONT
CRITIQUES POUR
LA sEcURITE
DE FONCTIONNEMENT. NE REMPLACER CES
COM-
POSANTS QUE PAR
DES PIECES SONY
DONT LES
NUMErOS
SONT DONNEs dans
CE
MANUEL OU
DANS LES
supplements PUBLIEs
PAR SONY.
4-1.
Pin Functions
8
•
IC101 (CXD2501Q)
Pin
Function
*
8
•
IC301 (CXD2500AQ) Pin
Function
10
4-2.
Circuit Boards Location
12
4-3.
Block
Diagram
12
4-4.
Printed
Wiring
Boards
—
Main Block
—
15
4-5.
Schematic Diagrams
— Main
Block
—
19
4-6.
Printed Wiring Boards
—MD Block
—
22
4-7.
Schematic Diagrams
— MD
Block—
23
4-8.
Semiconductor
Lead
Layouts
23
4-9.
1C
Block Diagrams
25
5. EXPLODED
VIEWS
5-1.
Cabinet Section
27
5-2.
MD Section (CDM14-5BD8
A)
29
5-3.
Pick-up Block
(BU-5BD8A)
*
30
6. ELECTRICAL PARTS
LIST
31
-2