Sony d t 24 service manual

Page 1

D-T24

SERVICE MANUAL

US Model
Canadian Model
AEP Model

E Model

MEGA M83
Discman

This compact 0150 player is classified
as a cuss l LASER otoduct.

The CLASS 1 LASER PRODUCT label
ts located on the bottom exterior

CLASS 1 USER PRODUCT
LUOKAN I LASEHLAIYE

Kuss 1 usemmfln

D-2/20
KSM-220AAN

Model Name Using Similar Mechanism
CD Mechanism Name

CD secllon
System
Laser diode properties

Frequency response
Output (at 9 V input level)

SPECIFICATIONS

General

Compact disc digital audio system Power requlremenls
Material: GaAIAs

Wavelength: 730 nm

Emission duration: Continuous

Laser output: Less than 445 uW

(This output is the value measmed at a distance of
200 mm lrorn the objective lens surlace on the
Optical Pick-up Block.)

2040,000 Hz the

Line output (stereo mlllilack)

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

Where purchased

Operating voltage

US, Canadian models

120VAC,60H1

AEP, Italian models

220 V AC. 50 Hz

E, EA models

00»240 V AC. 50/60 Hz

Optional:

- DO IN 9 V accepts Sony CPM4208P mount plate [or

Output level 1 V ms at 47 kllotlms

Load impedance over 10 kilohms
Headphones (stereo minijack)

9 nlW 1-9 MW at 32 ohms

Rudlo secllon

F'equencv tinge sates area FM AM
AEP, EA model 87.6407 MHz serum kHz
Italian model 97.5403 MHz mes-Leos 5 kHz
us, Canadian, E models era-we MHz sac-mic ka

Intermediate frequency: FM 10] MHz

AM 455 kHz
FM: Headphones cord or connecting cord antenna
AM: Built-in terrile bar antenna

Anlennas

CAUTION

Use of controls or adjustments or performance of pro-
cedures other than those specified herein may result in
hazardous radiation exposure

use on 12 V car battery
0 DC 6 V, lour LR6 (size AA) alkaline batteries

0 EA : Saudi Arabia model

Power consumption 1.2 W DC
Dimensions Approx. 138.6x 49 x 150 mm
(5% x WV x 6 in.) (will/d)
Incl. projecting parts and controls
Weight Approx. 5w 9 (t lb 2 oz) net

Approx. 605 g (1 lb 501) incl. batteries
AC power adaptor 0)

Connecting cord (1)

Carrying belt (1)

Stereo headphones (1)

Supplled accessories

Deslgn and specilicatlons subject to change without notice.

FM/AM COMPACT DISC
CIIMPACT PLAYER

SON!)

Page 2

D-T24

TABLE OF CONTENTS

Section Title Page Section Title Pge
Specifications ~~~~~~~~~~~~~~~~~~~~ 1 4-2. Schematic Diagram
SECTION 1. GENERAL (Radio Section) """"""" 14
Location and Function of Controls - 2 4-3 Emma: win"? Boards ........ 17
SECTION 2. SERVICING NOTES --------- 3 3%" 6° 1°"
SECTION 3. ELECTRICAL ADJUSTMENTS- s 4'4- SemlcmfUCtF Lead LBYOUtS 17
SECTION 4. DIAGRAMS 45 SChfmtm 1,)ng
4-1 Pr. t d w. . B .1 (M31... Sectton) .............. 21
(12:21: 39:33:) rs ........ 13 SECTION 5. EXPLODED VIEWS ~~~~~~~~~ 25
sECTION 6. ELECTRICAL PARTS LlST~~ 29
SECTION 1
GENERAL

LOCATION AND FUNCTION OF CONTROLS

Lens
The laser beam is emitted from this
point to pickup signal on me disc.

I« »[ (AMS'ISearch)
buttons

LOCK switch

OPEN button

Display window

(stereo mlnljack)

ENTER button
>ll (play/pause) button

VOLUME control
(tor headphones listening)

unction selector

Sel to CD to listen to the compact dlsc
Set to CD HOLD to prevent accidental

pressing ol the buttons, or to RADIO to
listen to the radio

PLAY MODE button

BAND/FM SENS

AMS is an abbreviation «or Automatic Music Sensor. . . .
(sensttIVIty)

selector

FM MODE
selector

LINE our jack

(stereo minijack)

DCIN9V

This section is extracted from
instruction manual,

I (stop) button

PHONES (headphones) jack

REMOTE jack
Connect the Optional
remote control unit.

(external power input)

jack

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