Sony cdp 990 service manual

Page 1

US Model

Canadian Model

AEP Model
UK Model
E Model

Australian Model

SPECIFICATIONS

Compact one player

Model Name Using Similar Mechanism New
CD Mechanism Name CDM11c-5H
Base Unit Name BU-5H

Remote commander (RM- D590)

(OPTICAL) (optical
oulpul connecmr)

Outputs
LINE OUT Output level 2 v (at 50 klloonms)
(FIXED) Load impedance over to kileehms
(MOM lackSl
LINE OUT Oulput level max 2 v (all so kiloohms)
(VARIABLE) Load impedance over so kiloehms
(phone iacxsl
DIGITAL our Wave lenglh see nnl

Output level -18 dam

HEADPHONES 0mm level max. 23 mw
(Swen phone Load impedance 32 ohms
jackl
General
vowel AEP Model :
vequiremems 220 v AC (u 240 v AC adjustabIe by
Sony pevsmnell 50/60 Hz
UK Model :
240 v AC (u 220 v AC nalustable by
Sony personnel). 50/60 Hz
Ausuarnn Model :
2w v AC. 50/60 Hz
u: Canadian Models:
I20 v AC, so Hz
E Model:
110, 120,220,012 v AC
adjuslable. 50/60 Hz
Power l7 w
consumption
Dimensions 43qu I5><340 mm (win/d)
(nppmx. including (I7x4/,x law. inoneel
proleollonsl

Weighl lappmxl,

5.3 mm lbs n 02)

WWW 9" 2 "1 20 1 $05 3 Hemole control Inhaled coullol
Slgnal lo noise méo Mole man "2 de syslem
Dynamic vange More man 100 dB Pewev a v DC wlln Mo ballenes slze AA
Hamlonic dlswnion Less man amass WNW EC WWI R6)
Channel seoavauon Mme man 100 dB Dimemm 527,233: A: 3313/ I
Weighl 150 9 (53 oz)

Including hanelies

Supplled accessorles

Conneollng cord 1

(2 plume plugs .- 2 phone plugs)

Remote
cammandel

l

R6 (size AA)
balleriers

Optional accessory

Audle opucal eon

Deslgn and sped

necurlg 00m POO-15

llcallons somecl to change wllhoul nome.

CflMPACT DISC PLAYER

SONY:

Page 2

COP-990

TABLE OF CONTENTS

Section Ti_tle_ P_agg
SPECIFICATIONS ..................................... 1
MODEL IDENTIFICATION -~ ~ 2
SAFETY CHECK-OUT ~~~~~ ~ 3
SERVICING NOTES .................................. 3
II GENERAL
1-1. Location and Function of Controls ------- 5
1-2; Operating Instructions (Extracted from
Instruction Manual) ........................ 6
2. DISASSEMBLY
2- 1. Removal of LOADING PANEL ------------ 18
2-2. Removal of CD MECHANISM BLOCK
(CDM11c_5H) ............................. 18
2-3. Removal of BASE UNIT (BU-5H) ------ 18
2-4. Removal of MOTOR ASSY ~~~~~~~~~~~~~~~~ 19
2-5. Removal of OPTICAL PICK-UP BLOCK
(SS-240A) ................................ 19

2-6. Removal of DISK TABLE and BELT ~~~~~ 19

3. ELECTRICAL ADJUSTMENTS ~~~~~~~~~~~~~~~~~~~~~ 20

MODEL IDENTIFICATION
- Specification Labels ~
CDPI 990

SPEYI' MODEL Mom
COMPACT DISC PLAYER

/////////////// / I

SERIAL NO.
MADE IN JAPAN

US, Canadian Models: AC: 120V 60Hz 17W
AEP Model: AC: 220V \J5O/60Hz
UK. Australian Models: AC: 240V NSC/60H:
E Model: AC: 110. 120, 220, 240V
' DSO/SOH: 17w

Section Title Page

4. DIAGRAMS
4-1. CIRCUIT BOARDS LOCATION -------
4-2. SEMICONDUCTOR LEAD LAYOUTS --
4-3. Description on ICIOI (CXA137ZQ) -------- 23
4-4. Description on ICBOI
(MSC62408-003GS-K) ..............
4-5. Description on 10301

(M37450M8 _ lgopp) ........................ 27
4-3. BLOCK DIAGRAM ......................... 29
4-7. PRINTED WIRING BOARDS

(MAIN BOARD suffixed 13 ) ------------- 32
4-8. SCHEMATIC DIAGRAM (US Model) ------ 35

. WAVEFORM ............................. 35
4-9. SCHEMATIC DIAGRAM

(Except US Model) ........................ 88

4-10. PRINTED WIRING BOARDS
(MAIN BOARD suffixed 11 )
' IC BLOCK DIAGRAM --------

5. EXPLODED VIEWS
5-1. OVERALL SECTION ~~~~~~~~~~~~~~
5-2. MD SECTION (CDMllC-5H) -----

~45
47
5-3. OPTICAL PICK-UP BLOCK (BU-5H) ~~~~~ 4a

5. ELECTRICAL PARTS LIST ......................... 49

SAFETY-RE LATED COMPONENT WARNING! l

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.

ATTENTION AU COMPQSANT AYANT RAPPORT
A LA SECURITEI

LES COMPOSANTS IDENTIFIES PAR UNE MAROUE A
sun LES DIAGRAMMES scnéMAnoues ET LA LISTE
DES PIECES som- camoues Poun LA sécumré
DE FONCTIONNEMENT. NE REMPLACER ces COM-
POSANTS our: PAR DES PIECES SONY DONI LES
numénos som- DONNES DANS ca MANUEL ou
cums LES SUPPLEMENTS eusués PAR sonv.