Sony D-EJ725 MP3 Player User Manual


 
22
Specifications
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
20 - 20 000 Hz
+1
2
dB (measured by EIAJ CP-
307)
Output (at 4.5 V input level)
Line output (stereo minijack)
Output level 0.7 V rms at 47 k
Recommended load impedance over 10 k
Headphones (stereo minijack)
Approx. 5 mW + Approx. 5 mW at 16
(Approx. 1 mW + Approx. 1 mW at 16
)*
*For the customers in France
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.
Two Sony NC-WMAA rechargeable
batteries: 2.4 V DC
Sony NH-WM2AA rechargeable batteries:
2.4 V DC
Two LR6 (size AA) batteries: 3 V DC
AC power adaptor (DC IN 4.5 V jack):
U2/U/CA2/E92/MX2/TW2/BR3 model:
120 V, 60 Hz
CED/CET/CEW/CEX/CE7/EE/EE1/E13/G5/
G6/G7/G8/BR1 model:
220 - 230 V, 50/60 Hz
CEK/3CE7 model: 230 - 240 V, 50 Hz
AU2 model: 240 V, 50 Hz
JE.W/E33/EA3 model: 100 - 240 V, 50/60 Hz
HK2 model: 220 V, 50/60 Hz
AR1/CNA model: 220 V, 50 Hz
Sony DCC-E345 car battery cord for use on
car battery: 4.5 V DC