Sony CDP 291 Service Manual

Page 1

SERVICE MANUAL

Photo : COP-391

US Model
Canadian Model
AEP Model

E Model
Australian Model

Compact disc player
Frequency response
Signal to noise ratio
Dynamic range
Harmonic distortion
Channel separation

Outputs

LINE OUT
(phono jacks)

PHONES
(stereo phone jack)

General

Power requirements

Model Name Using Similar Mechanism

CDP»1 90/ 390

CD Mechanism Name

CDM14-SBD1

Base Unit Name

BU-SBDl

SPECIFICATIONS

2H2 - 20 kHz i 05 dB
More than 97 dB

More than 90 dB

Less than 04035%
More than 93 dB

Output level 2 V (at 50 kilohms)
Load impedance over 10 kilchms

Output level max 10 mW
Load impedance 32 ohms

AEP Model:
220 V AC (or 240 V AC adjustable
by Sony personnel). 50/60 Hz
Australian Model 1
240 V AC, 50/60 Hz
US, Canadian Models:
120 V AC' 60 Hz
E Model :
110. 120. 220. or 240 V AC
adjustable. 50/60 Hz

Power consumption

Dimensions
(approx, including
projections)

Weight (approx)
Supplied accessories

Audio cord

Remote commander
(for GDP-391 only)

R6 (size AA) batteries
(for GDP-391 only)

low
430 X 100 X 280 mm (w/h/d)
(17X4X 1 1/. inches)

35 kg (7 lbs 12 OZ)

1 (2 phone plugs - 2 phono plugs)
1

2

Remote commander HM-D190 (for GDP-391 only)

Remote control system
Power requirements

Dimensions

Weight

Infrared control
3 V DC with two R6 (size AA) batteries

Approx. 40 X 20 X 175 mm (w/h/d)
(1 sla>< lisX 7 inches)

Approx. 95 g (4 oz)
Including batteries

Design and specifications subject to change without notice.

cuMPAci msc PLAYER
SONY®

Page 2

TABLE OF CONTENTS

Section Title

I:
m
m

1. GENERAL

1-]. Location of Controlsm

2. DISASSEMBLY5
3 ELECTRICAL ADJUSTMENTS ............. oo .................. 7
4. DIAGRAMS
4.1. Block Diagramsm-"m" ........ ......... ................ g
4.2. Printed Wiring Boards 12
4-3. Schematic Diagrams m. ......... ..... ........ . ................ .. 15
441.1C101 (CXA1372Q) Pin Descriptions-v ~~~~~~~~~~ ~~~~~~~ 18
4.5. [C Block Diagram" ........... ...... 19
5. EXPLODED VIEWS ..... .......... ........... ........ 21
6 ELECTRICAL PARTS 31-24

SAFETY-RELATED COMPONENT WARNINGI!

COMPONENTS IDENTIFIED BY MARK A 0R 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.

SQ

HOW TO OPEN THE DISC TRAY WHEN
POWER SWITCH TURNS OFF

0 Turn in the direction
of the arrow.

Caufion : When you work. keep the set horizontaL

ATTENTION AUCOMPO'SANT AYANT RAPPORT
A LA SECURITEI

LES COMPOSANTS IDENTIFIES PAR UNE MAROUE A
sun LES DIAGRAMMES scHéMAnoues ET LA LISTE
DES PIECES som- camouss POUR LA sécunné
DE FONCTIONNEMENT. NE REMPLACER ces com.
POSANTS QUE PAR DES PIECES sonv DONT LES
NUMEHOS sour oowwés DANS cs MANUEL ou
DANS LES SUPPLEMENTS PUBLIES PAR souv.