Sony CFD-W57 - Cd Radio Cassette-corder, Service Manual

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Model Name Using Similar Mechanism CFD-222
CD
CD Loading Mechanism Type KSL-213CGP
Section CD Mechanism Type
KSM-213CGP
Optical Pick-up Name KSS-213C
TC
Model Name Using Similar Mechanism NEW
Section Tape Transport Mechanism Type
MF-W57
SERVICE MANUAL
US Model
E Model
CFD-W57
CD RADIO CASSETTE-CORDER
MICROFILM
CD player section
System
Compact disc digital audio system
Laser diode properties
Material: GaAlAs
Wave length: 780 nm
Emission duration: Continuous
Laser output: Less than 44.6 µW
(This output is the value measured at a distance of
about 200 mm from the objective lens surface on
the optical pick-up block with 7 mm aperture.)
Spindle speed
200 r/min (rpm) to 500 r/min (rpm) (CLV)
Number of channels
2
Frequency response
20 - 20,000 Hz +1/–2 dB
Wow and flutter
Below measurable limit
Radio section
Frequency range
FM US model 87.6 - 108 MHz
Singapore model 87.6 - 107 MHz
AM US model 530 - 1,710 kHz
Singapore model 531 - 1,602 kHz
(9 kHz STEP)
530 - 1,710 kHz
(10 kHz STEP)
IF
FM: 10.7 MHz
AM: 450 kHz
Aerials
FM: Telescopic aerial
AM: Built-in ferrite bar aerial
SPECIFICATIONS
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Cassette-corder section
Recording system
4-track 2 channel stereo
Fast winding time
Approx. 120 s (sec.) with Sony cassette C-60
Frequency response
TYPE I (normal): 70 - 12,500 Hz
General
Speaker
Full range: 8 cm (3 1/4 in.) dia.,
3.2 ohms, cone type (2)
Outputs
Headphones jack (stereo minijack)
For 16 - 64 ohms impedance headphones
Maximum power output (Singapore)
4.5 W + 4.5 W
Power requirements
For CD radio cassette-corder:
120 V AC, 60 Hz (US)
230 V AC, 50 Hz (Singapore)
12 V DC, 8 R20 (size D) batteries
For memory back-up:
6 V DC, 4 R6 (size AA) batteries
For remote control:
3 V DC, 2 R6 (size AA) batteries
Power consumption
AC 28 W (US)
AC 25 W (Singapore)
AUDIO POWER SPECIFICATIONS (US Model)
POWER OUTPUT AND TOTAL
HARMONIC DISTORTION
With 3.2-ohm loads, both channels driven
from 250 - 10,000 Hz: rated 3.3 W per
channel-minimum RMS power, with no more
than 10% total harmonic distortion in AC
operation.
Other Specifications
Photo : E Model
Ver 1.2 2000. 07
With SUPPLEMENT-1
(9-923-399-81)