SERVICE MANUAL
Ver 1.0 2002.11
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.)
D-A conversion
1-bit quartz time-axis control
Frequency response
+1
20 - 20 000 Hz
dB (measured by JEITA CP-
–2
307)
Output (at 4.5 V input level)
Line output (stereo minijack)
Output level 0.7 V rms at 47 kΩ
Recommended load impedance over 10 kΩ
Headphones (stereo minijack)
Approx. 5 mW + Approx. 5 mW at 16 Ω
Optical digital output (optical output connector)
Output level: –21 - –15 dBm
Wavelength: 630 - 690 nm at peak level
Power requirements
For the area code of the model you
purchased, check the upper left side of the
bar code on the package.
Sony Corporation
9-874-214-01
2002K0500-1
Personal Audio Company
C 2002.11
Published by Sony Engineering Corporation
Model Name Using Similar Mechanism D-EJ985
CD Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
• Two Sony NH-10WM rechargeable batteries:
2.4 V DC
• Two LR6 (size AA) batteries: 3 V DC
• AC power adaptor (DC IN 4.5 V jack):
UK model: 230 - 240 V, 50 Hz
E and tourist models: 100 - 240 V, 50/60 Hz
Hong Kong model: 230 V, 50/60 Hz
Battery life* (approx. hours)
(When you use the CD player on a flat and stable
surface.)
Playing time varies depending on how the CD
player is used.
When using
G-PROTECTION
"1"
Two NH-10WM
30
(charged for
about 5 hours**)
External battery case
69
(two alkaline batteries***)
Two NH-10WM and
100
external battery case
(two alkaline batteries***)
* Measured value by the standard of JEITA (Japan
Electronics and Information Technology
Industries Association).
** Charging time varies depending on how the
rechargeable battery is used.
*** When using Sony alkaline batteries LR6 (SG)
(produced in Japan)
D-EJ885
Tourist Model
Operating temperature
5°C - 35°C (41°F - 95°F)
Dimensions (w/h/d) (excluding
projecting parts and controls)
Approx. 135.0 × 135.0 × 19.1 mm
3
3
25
(5
⁄
× 5
⁄
×
⁄
in.)
8
8
32
Mass (excluding accessories)
Approx. 190 g (6.8 oz)
Supplied accessories
For the area code of the location in which you
purchased the CD player, check the upper left side
of the bar code on the package.
"2"
AC power adaptor (1)
Headphones/earphones with remote control (1)
31
Rechargeable batteries (2)
Charging stand (1)
Battery carrying case (2)
74
Carrying pouch (1)
External battery case (1)
105
AC plug adaptor (1)*
* Supplied with tourist model only
Design and specifications are subject to change
without notice.
PORTABLE CD PLAYER
UK Model
E Model
CDM-3325ER
DAX-25E