D-E330/E331
SERVICE MANUAL
PORTABLE CD PLAYER
SPECIFICATIONS
Photo : D-E331
Model Name Using Similar Mechanism D-E350
CD Mechanism Type CDM-3125ER
Optical Pick-up Type DAX-25E
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wavelength:λ =780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW (This output is the value measured
at a distance of 200 mm from the objective lens surface on the optical
pick-up block with 7 mm aperture. )
Error correction
Sony Super Strategy Cross Interleave Reed
Solomon Code
D-A conversion
1-bit quartz time-axis control
Frequency response
20 - 20 000 Hz
+1
–5
dB (measured by JEITA CP-307)
Output (at 4.5 V input level)
Headphones (stereo minijack)
Approx. 1 mW + approx. 1 mW at 16 Ω
Power requirements
For the area code of the model you purchased, check the upper left
side of the bar code on the package.
• Two LR6 (size AA) batteries: 3 V DC
• AC power adaptor (DC IN 4.5 V jack):
220 - 230 V, 50/60 Hz
Ver 1.0 2002.02
AEP Model
9-873-591-01
2002B0200-1
© 2002.02
Sony Corporation
Personal Audio Company
Pubulished by Sony Engineering Corporation
Dimensions (w/h/d) (without projecting parts and controls)
Approx. 130.6 × 26.3 ×150.5 mm
(5
1
⁄
4
×1
1
⁄
16
× 6 in.)
Mass (excluding accessories)
Approx. 190 g (6.8 oz)
Operating temperature
5°C - 35°C (41°F - 95°F)
Supplied accessories
For the area code of the model you purchased, check the upper left
side of the bar code on the package.
D-E330
Headphones/earphones (1)
D-E331
AC power adaptor (1)
Headphones/earphones (1)
Design and specifications are subject to change without notice.
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