Sony CDX-L550, Service Manual

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Ver 1.0 2001. 01
Model Name Using Similar Mechanism NEW
CD Drive Mechanism Type MG-393X-121//Q
Optical Pick-up Name KSS-720A
SERVICE MANUAL
AEP Model
UK Model
CDX-L550/L550V/L550X
E Model
CDX-L550
CDX-L550/L550V/L550X
FM/MW/LW COMPACT DISC PLAYER
CD player section
Signal-to-noise ratio 90 dB
Frequency response 10 – 20,000 Hz
Wow and flutter Below measurable limit
Tuner section
FM
Tuning range 87.5 – 108.0 MHz
Aerial terminal External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Usable sensitivity
8 dBf
Selectivity 75 dB at 400 kHz
Signal-to-noise ratio 66 dB (stereo),
72 dB (mono)
Harmonic distortion at 1 kHz
0.6% (stereo),
0.3% (mono)
Separation 35 dB at 1 kHz
Frequency response 30 – 15,000 Hz
MW/LW
Tuning range MW: 531 – 1,602 kHz
LW: 153 – 279 kHz
Aerial terminal External aerial connector
Intermediate frequency 10.7 MHz/450 kHz
Sensitivity
MW: 30 µV
LW: 40 µV
Power amplifier section
Outputs Speaker outputs
(sure seal connectors)
Speaker impedance 4 – 8 ohms
Maximum power output 50 W
×
4 (at 4 ohms)
SPECIFICATIONS
General
Outputs Audio outputs
Power aerial relay control
lead
Power amplifier control lead
Inputs Telephone ATT control lead
Remote controller input
connector
Aerial input connector
Tone controls Bass ±8 dB at 100 Hz
Treble ±8 dB at 10 kHz
Power requirements 12 V DC car battery
(negative ground)
Dimensions Approx. 178
×
50
×
177 mm
(w/h/d)
Mounting dimension Approx. 182
×
53
×
161 mm
(w/h/d)
Mass Approx. 1.2 kg
Supplied accessories Parts for installation and
connections (1 set)
Front panel case (1)
Design and specifications are subject to change without
notice.
Photo: CDX-L550X
• The tuner and CD sections have no adjustments.
Sony Corporation
Audio Entertainment Group
General Engineering Dept.
9-870-256-11
2001A0400-1
© 2001. 1