Sony Disman D-25 Service Manual

SERVICE MANUAL
CD section
System
Laser diode properties
Error correction
D-A conversion
Frequency response
Dynamic range
Signal-to-noise ratio
Wow and flutter
Outputs (at 9V input level)
"Measured by EIAJ CP-307
* Measured by ElAJ CP-307
General
Power requirements
Power consumption
Dimension
Weight
Supplied accessories
Note: Use only the supplied AC power adaptor or the recommended car ° 4
battery cord manutactured by Sony. Polarity of the plugs of other Sr
Manufacturers may be different. oa
CAUTION
MICROFILM result in hazardous radiation exposure.
@ Use of controls or adjustments or performance of
procedures other than those specified herein may
US Model
Canadian Model
D-25
AEP Model
UK Mode/
E Model
Australian Model
D-250
DSthan
SPECIFICATIONS
Compact disc digital audio system
Material: GaAlAs
Wavelength: 780nm
Emission duration: Continuous
Laser output: Less than 44.6 uW
*This output is the vaiue measured at a distance of about
200mm from the objective lens surface on the Optical
Pick-up Block.
Sony Super Strategy Cross Interleave Reed Solomon Code
16-bit linear, 4 fs digital filter
20-20,000 Hz +1dB*
More than 90dB*
More than 85dB
Below measurable limit *
Line output (stereo minijack)
Output level 0.7V rms at 50kilohms
Load impedance over 10 kilohms
Headphones (stereo minijack)
9mW+9mMW at 32o0hms
Supplied rechargeable battery pack BP-2 or BP-100 (optional)
DC IN 9V jack accepts:
Supplied AC power adaptor
_ Sony CPM-100P car mount plate (optional) or Sony
DCC-120A car battery cord (optional) for use on 12V car
battery
1.9W DC
Approx. 125.8x20.8 x 134.6 mm (5x74, «5% in.) (w/hid)
not incl. inclined part (depth), projecting parts and controls
Approx. 127.3x24.1x 136.2 mm (54%4*34,x5%% in.) (wih/d)
inci. projecting parts and controls
Approx. 380g (13.502), not incl. rechargeable battery
Approx. 460g (1 1b) incl. rechargeable battery
AC power adaptor (1)
Rechargeable battery pack (1)
Carrying case (1)
Connecting cord (1) (stereo miniplug <> two phono piugs)
COMPACT DISC COMPACT PLAYER
SONY.