Sony d 88 service manual

Page 1

SERVICE MANUAL

US Model
AEP Model
UK Model
E Model

@ieomom]

CD section
System
Laser diode properties

Spindle spped

Error correction

D~A conversion

Frequency response
Outputs (at 9V input level)

General
Power requirements

Power consumption
Dimension

Weight

Supplied accessories

Notes

Use only the supplied AC power adaptor or the recommended
battery cord manufactured by Sony. Polarity of the plugs ol
other manufacturers may be dilferent.

SPECIFICATIONS

Compact disc digital audio system

Material: GaAIAs

Wavelength: 780nm

Emission duration: Continuous

Laser output: Max. 44.6uw

*This output is the value measured at a distance of about
200mm from the objectlve lens surface on the Optical
Pick-up Block.

500r.p.m. to 200mm. (CLV)

Sony Super Strategy Cross interleave Reed Solomon Code

16-bit linear 2ts digital filter

20-20,000HZ

Headphones (stereo minijack)
9mW+9mW at 320th

Supplied rechargeable battery pack BP-2
DC lN 9V jack accepts:
Supplied AC power adaptor for use on 120V AC. 60Hz
1.7W DC
Approx. 94.0><29.9><98,5 mrn (33/.X13/X4l (win/d)
not incl. inclined part (depth), projecting parts and controls
Approx. 94.5 X32.9><99 mm(3%X15/,5X4)(wlhld)
incl. projecting parts and controls
Approx. 3009 (10.601), not incl. rechargeable battery pack
and case
Approx. 4009 (14.20z) incl. rechargeable battery pack and
case
AC power adaptor (1)
Rechargeable battery pack (1)
Carrying bag (1)
Connecting cord (1) (stereo miniplug ._. two phono plugs)
Battery pack case (1)
Headphones (1)

CAUTION

0 Use at controls or adiustments or performance of
procedures other than those specllled herein may
result in hazardous radiation exposure.

COMPACT msc cuMPAcT PLAYER
ONY;

Page 2

D-88

TAB LE OF CONTENTS

Location and Function of

Section Title Page contrOIS
- HOLD swnlch >u (pleylpause) bulton
Specifications ....................... I
Location and Function of Controls ......... 2 REPE" b""°"
Servicing Notes ...................... 3 H1 DH was I (step) mum
Service Mode (service program) iiiiiiiiiiii 5 SEARCHHmIIons
/
1. ELECTRICAL ADJUSTMENTS ....... 6 /
VOLUME control
2. D IAGRAMS 9,5th mm «a headphone IIsIening)
Nwmally IIe Imck number is shown.
2-]. PC Board/Switch/Motor Layouts ....... 11
2-2. LCD Module .................... l 1 REMOTE convol Mk PHONESfl'ieadeesnack
23. IC Block Diagrams ............... 12 Connsclion o! In: opIIonal lemme conoI uml. (SW mmuack)
24 Printed Wiring Boards .............. 14
2-5. Schematic Diagram ................ 19
3. EXPLODED VIEWS ............... 23
4. ELECTRICAL PARTS LIST ......... 26

DO IN 9V (axlemal power

. 'AMS is an abbrevlatmn oI
Input) lack

AqumaIIc Music Smsor.

SA FETY-RELATED COMPONENT WARNING! !

COMPONENTS IDENTIFIED BV 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.