Sony CFD-V37 Service Manual

SERVICE MANUAL
Ver 1.0 1999 . 04
CD player section
System Compact disc digital audio system
Laser diode properties Material: GaAlAs
Wavelength: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 : 87.6 – 107 MHz(E4,EA)
AM : 530 – 1,605 MHz(E4,EA)
IF FM : 10.7MHz
AM : 455kHz
Aerials FM : Telescopic aerial
AM : Built-in ferrite bar aerial
MICROFILM
SPECIFICATIONS
87.6 – 108 MHz(E92)
530 – 1,710 MHz(E92)
CFD-V37
Model Name Using
CD Section
Similar Mechanism
Tape Section
Optical Pick-up Type
Tape Transport Mechanism Type
Cassette-corder section
Recording system 4 -track 2 channel stereo
Fast winding time Approx. 120 s (sec.) with Sony cassette
C-60
Frequency response TYPE1 (normal) : 70 – 10,000 Hz
General
Speakers Full range : 10 cm dia., 3.2 , cone type
(2)
Outputs Headphones jack (stereo minijack)
For 16 – 64
Power output 2.5 W + 2.5 W (at 3.2 , 10 % harmonic
distortion)
Power requirements For CD radio cassette-corder :
110 – 120 V, 220 – 240 V AC
Selectable, 50/60 Hz(E4,EA)
120V 60 Hz(E92)
9V DC, 6 size D (R 20) batteries
For memory controller :
3V DC, 2 size AA (R 6) batteries
CD RADIO CASSETTE-CORDER
E Model
CFD-V34
KSM-213CDM
MF-V10-117
impedance headphones
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