Sony MEGA BASS CFD-073 Service Manual

SERI|ICE
MANUAT
US Model
Canadian Model
AEP Model
UK Model
E Model
MreABl$S
SPECIFICATIONS
AUDIO POWER SPECIFICATIONS
Full-range speakers:
With 3-ohm loads, both channels driven from
200-10,000 Hz: rated 3.5 W per channel mini-
mum RMS power, with no more than 100/o total
harmonic distortion in AC operation.
Super woofer:
With 4-ohm loads, driven from 50-250 Hz: rat-
ed 8W minimum RMS Power, with no more
than 100/o total harmonic distortion in AC
operation.
OTHER SPECIFICAÏIONS
Tape recorder section and general
Recording system
4-trâck z'channel stereo
Fast winding time
Approx. 2 min. with Sony cassette CbO
Frequency response 60- 10,000 Hz
Full-range speakers: 10 cm dia.,
Super woolel: 8 cm dia.
Full-range speakers: 4 W + 4 W (at 3ôhms'
100/0 harmonic distortion)
'
Super woofer: 9 W (ai 4 ohms. 100 Hz,'
10o/o harmonic distodion)
Inputs
Mixing microphone input jack (miniiack)
SensitivitY 2.5 mV
For low imPedance microphone
Two line inPut iacks (Phono iacks)
S e n s i t i v i t y 0 4 4 V
' :
Input impedance 47 kilohms or hiOhâr
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CD RADIO
CASSETTE.G
Radio seclion
Frequency range
Antennas
Speaker
Power oulput
FM: Telescopic anlennâ
AM: Built-in ferrite bar antenna
CO player section
System
Laser diode Properlles
Spindle speed
Error correclron
Number of channels
Frequency resPonse
Wow and flutter
Compacl disc digilal audio system
iilaterial: GaAlAs
Wavelength 780 nm
Emission durâtion: Continuous
Laser output: Less than 44.6 tW'
' This output is the value measured al a dis-
tance of aboul 200 mm from lhe objective
lens surface on the oplical pick-up block.
200 (p.m. lo 500 r.p.m. (CLV)
Sony Super Strategy Cross lnlerleave Read
Solomon Code
Two
20-2O,OOO Hz :9' dB
Below masurable limit
Model Name Using
Similar Mechanism
CD Section
CFD-D75
cFs.Dsfl)
cFs-D960
Tape Section
Optical Device Name
KSM.lsOBGN
Tape Transport Mechanism TyPe
MF.D7962
FM
AM
AEP, UK model
8 7 . 6 - 1 0 7 M H z
531 - 1602 kHz
US, Canadian, E model 87.6 - 108 MHz
530 - 1605 kHz
SOI\TY