Sony d 240 service manual

Page 1

D-240/247

SERVICE MANUAL

D-240/247 are almost same as D-245.

This manual contains only the points which differ from 0-245.
However specification, accessories and packing materials

are all listed.

Please refer for D-245 service manual (9-960246-lJEl) for the

AEP Model
UK Model

D-240/24 7

US Model
E Model
Australian Model

0-247
information not contained in this manual.
Model Name Using Similar Mechanism D-232/235
CD Mechanism Type KSM-331CAN (8)
Optical Pick-up Name KSS-331C

SPECIFICATIONS

System General
Compact disc digital audio system Power requirements

Laser diode properties - Rechargeable battery: 24 V DC
Material: CaAlAs 0 Two LR6 (SIZE AA) batteries 3 V DC

Wavelength: A = 780 nm ~ AC power adaptor (DC IN 45 V luck}:
Emission duration: Continuous

Laser output: Less than 446 uw (measured at Where purchaued

Operating voltage

200 mm away from the objective lens surface)

European and Aélun model 220V - 230V 50Hz

Error correction
Sony Super Strategy Cross lnterloavc Reed
Solomon Code

LSA. Central and

South Amencan model 120V HZ

D-A conversion Middle Easlrcn model 110V - 240V 50/60Hz

I-bit quartz time~axis control UK and Australian model 240V 50Hz

Frequency response

lVl ll lf ll
20 - 20,000 Hz ldB (measured by EM] CP- 0 6 °' ° er mm:

100V - Z4DV 50/60Hz

307)
Output (at 4.5 V input level)

Headphones (Stereo minijack)
15 mW ¢ 15 mW at 16 ohms

Line output (stereo minijack)
Output level 0.7 V rms at 54) kilohms
Recommended load impedance over 10
kilohms

Dimensions (w/h/d) (without projecting parts
and controls)
Approx. 130 x 30.5 x 142 mm
(5 /u>< 1 /i><5%in.)
Mass (without rechargeable battery)
Approx 270 g (9.6 07.)
Operating temperature
5°C » 35°C (41°F - 95°F)

Supplied accessories
0-240
Stereo headphones <1)
Carrying (356' (l)
U.K. model only

D~247
AC power adaptor <1)
Connecting cord Whom» plug x 2 H Storm
miniplug) <1)
Stereo headphones with remote control [ll
Rechargeable battery BP»DM10 (l)
Carrying case (1)"
Not supplied with European and UK.
model
" Not supplied with us and European
mode]

Design and specifications are subject to change
without notice.

COMPACT DISC COMPACT PLAYER

MICROFILM

ONYa