Sony d 243 ck service manual

Page 1

D-243CK

SERVICE MANUAL

Canadian Mode/

Model Name Using Similar Mechanism D-245
CD Mechanism Type KSM~3SICAN (8)
Optical Pick-up Name KSS-331C
SPECIFICATIONS
System General

Compact disc digital audio system
Laser diode properties
Material : GaAIAs
Wavelength: )1 = 780 nm
Emission duration : Continuous
Laser output : Less than 44.6 ,uW (measured at 200 nm
away from the objective lens surface)
Error correction
Sony Super Strategy Cross Interleave Reed Solomon
Code
D-A conversion
1»bit quartz time-axis control
Frequency response
20- 20,000Hz f; dB (measured by ElAJ CP-307)
Output (at 4.5V input level)
Headphones (stereo minijack)
15 mW +15 mW at 16 ohms
Line output (stereo minijack)
Output level 0.7V ms at 50 kilohms
Recommended load impedance over 10 kilohms

Power requirements
0 Rechargeable battery : 2.4 V DC
0 Two LR6 (size AA) batteries : 3 V DC
0 AC power adaptor (DC IN 4.5V jack) ; 120 V, 60Hz
0 Sony CPM-3OOP mount plate and CPM-BOOPK
mount arm for use on car battery : 4.5 V DC
Dimensions (w/h/d) (without projecting parts and controls)
Approx. 134 X 32 X 152 mm
(SW/BX 15As>< 6 in)
Mass (without rechargeable battery)
Approx. 270 g(916 oz)
Operating temperature
5°C- 35 °C (41 °F- 95°F)
Supplied accessories
AC power adaptor (1)
Stereo headphones (1)
Connecting cord (Phono plug X 2<-> stereo miniplug (1))
Car battery cord (1)
Car connecting pack ( 1)
Spiral tube (1)
Spare fuse (l)
Velcro tapes (2)

Design and specifications are subject to change without
notice

COMPACT DISC COMPACT PLAYER
S 0 NY;