SERVICE MANUAL
PERSONAL COMPONENT SYSTEM
US Model
Canadian Model
Australian Model
CMT-A70
AEP Model
UK Model
CMT-A50/A70
E Model
CMT-A50
SPECIFICATIONS
CMT-A50/A70
Photo: CMT-A50
Ver. 1.2 2006.02
9-879-211-03
2006B05-1
© 2006.02
Sony Corporation
Personal Audio Division
Published by Sony Techno Create Corporation
US and foreign patents licensed from Dolby Laboratories.
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
µ
W
(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
400 r/min (rpm) to 1 000 r/min (rpm) (CLV)
Number of channels
2
Frequency response
20 - 20 000 Hz +0/–1 dB
Wow and flutter
Below measurable limit
Radio section
Frequency range
FM 87.5 - 108 MHz
AM
US, Canadian models: 530 - 1 710 kHz
Other models: 531 - 1 611 kHz (9 kHz step)
530 - 1 610 kHz (10 kHz step)
IF
FM: 10.7 MHz
AM: 450 kHz
Aerials
FM: Lead aerial
AM: Loop aerial
Cassette-corder section
Recording system
4-track 2 channel stereo
Fast winding time
Approx. 112 s (sec.) with Sony cassette C-60
Frequency response
TYPE I (normal): 50 - 15 000 Hz
General
Speaker
Tweeter: 4 cm dia., 6
Ω
Woofer: 13 cm dia., 6
Ω
Passive radiator: 10 cm dia. (CMT-A50 only)
Input
LINE IN jack (stereo minijack)
Minimum input level 430 mV
Outputs
Headphones jack (stereo minijack):
For 8 - 64
Ω
impedance headphones
OPTICAL DIGITAL OUT (CD) (optical output
connector):
Wavelength: 630 - 690 nm
Maximum power output
CMT-A50: 20 W
CMT-A70: 60 W
Power requirements
For personal component system:
US, Canadian models: 120 V AC, 60 Hz
Korean model: 220 V AC, 60 Hz
Other models: 230 V AC, 50 Hz
For remote control:
3 V DC, 2 R03 (size AAA) batteries
Power consumption
CMT-A50: 50 W
CMT-A70: 100 W
Dimensions
Player:
Approx. 136
×
151.8
×
204 mm (w/h/d)
(incl. projecting parts)
Speaker:
CMT-A50: Approx. 128
×
287
×
215 mm (w/h/d)
(incl. projecting parts)
CMT-A70: Approx. 164
×
267
×
255 mm (w/h/d)
(incl. projecting parts)
Ma
CMT-A50:
Player: Approx. 1.6 kg
Left speaker: Approx. 4.3 kg
Right speaker: Approx. 2.2 kg
CMT-A70:
Player: Approx. 1.6 kg
Left speaker: Approx. 5.6 kg
Right speaker: Approx. 2.9 kg
Supplied accessories
Remote control (1)
FM lead aerial (1)
AM loop aerial (1)
CD-ROM (SonicStage) (1)
SonicStage Installation/Operating Guide (1)
Design and specifications are subject to change without
notice.
(US model only)
POWER OUTPUT AND TOTAL HARMONIC
DISTORTION
AUDIO POWER SPECIFICATIONS
With 6
Ω
loads, both channels driven from 100 -
10,000 Hz; rated 55 W per channel-minimum
RMS power, with no more than 10 % total
harmonic distortion in AC operation.
Model Name Using Similar Mechanism
NEW
CD
CD Mechanism Type
FLM-A50
Section
Optical Pick-up Block Name
KSM-213CCP or KSM-213RCP
Optical Pick-up Name
KSS-213C or KSS-213R
Tape deck
Model Name Using Similar Mechanism
NEW
Section
Tape Transport Mechanism Type
CMAL1Z252A