Sony d 22 service manual

Page 1

US Model
Canadian Model
0-72

AEP Model

UK Model

E Model
Australian Model

0-22

MEGABASS
Discman

00 section
System
Laser diode properties

Frequency response
Output (at 9V input level)

General
Power requirements

D-2/20
KSM-ZZOAAN

Model Name Using Similar Mechanism
CD Mechanism Name

SPECIFICATIONS

Power consumption 1.2 W DC

Compact disc digital audio system Dimensions Approx. 138.6 x 355): 150 mm
Material: GaAIAs (5-1l2x 1-9/16 x 6 in.) (w/hld)
Wavelength: 780 nm incl. projecting pans and controls
Emission duration: Continuous Weight Approx. 450 g (1 lb) net

Laser output: Less than 44.6pw
(This output is the value measured at a distance oi
200mm trom the objective lens surface on the Optical
Pickup Block.)
20-20,000Hz Z§dB
Line output (stereo minijack)
Output level 1V rms at 47ki|ohrns
Load impedance over 10 kitohms
Headphones (stereo miniiack)
9 mW+9 mW at £320th

Approx. 545 g (1 lb 3 oz) incl, batteries
AC power adaptor (1)

Connecting cord (1)

Carrying belt (1)

Stereo headphone (1)

Supplied accessories

Supplied:
0 DC IN 9V jack accepts the Sony AC power adaptor

Where purchased
United Kingdom/Australia

Operating voltage
240V AC, 50 Hz

220V AC, 5OHZ
110»240V AC, 50/60 HZ

European countries

Other countries

Optional:

0 DO IN 9 V accepts Sony CPM-tOOPIZOOP mount plate
tor use on 12 V car battery

0 DC 6 V, tour size AA (LRS) alkaline batteries

CAUTION

Use of controls or

cedures other than those specified herein may result in
hazardous radiation exposure.

adjustments or performance of pro~

COMPACT DISC

COMPACT PLAYER
ONY;

Page 2

D-12/22

TABLE OF CONTENTS

Section Title Page Section Title Page
Specifications .............................. 1 4-2. Printed Wiring Boards ................. 11
SECTION 1_ GENERAL ............ . .......... 2 4-3. Schematic Diagram ..................... 15
SECTION 2. SERVICING NOTES --------- 3 4-4. IC Block Diagram ~~~~~~~~ . 19
SECTION 3. ELECTRICAL ADJUSTMENTS ----- 5 SECTION 5. EXPLODED VIEws --------------- 21
37:0le 4- DIAGRAMS SECTION 6. ELECTRICAL PARTS LIST ------- 24
4-1. Semiconductor Lead Layouts ----------- 11 SUPPLEMENT-1

SECTION 1

GENERAL

Location and Function of Controls

K4 PM (AMS*ISearch) buttons

OPEN button

Display window

PLAY MODE button

VOLUME control
(tor headphones listening)

KEY MODE button

Lens
The Iasel beam Is emilted tram this point
to pickup signal on the disc.

v-Batiery compartment lid

Bass BOOST
switch

I (stop) button

PHONES Mphones) jack

(stereo min-jack)

>Il (playlpause) butlon

HOLD switch

AMS Is an abbreviation tor Aulomatic Music Sensor.

LINE OUT jack \ :
(stereo minijack)

Dc IN 9V (extemal power input) jack

REMOTE jack
Connect the optional
remote control unit.

_2_._