SERVICE MANUALCOMPACT DISC CHANGERSPECIFICATIONSCDX-757MXModel Name Using Similar Mechanism CDX-747XCD Drive Mechanism Type MG-251B-137Optical Pick-up Name KSS-720AUS ModelCanadian ModelE ModelSystem Compact disc digital audio systemLaser diode properties Material: GaAlAsWavelength: 780 nmEmission Duration: ContinuousLaser out-put Power: Less than44.6 ∝W** This output is the value measured at a distance of 200 mmfrom the objective lens surface on the Optical Pick-up Block.Frequency response 5 – 20,000 HzWow and flutter Below the measurable limitSignal-to-noise ratio 102 dBOutputs BUS control output (8 pins)Analog audio output (RCA pin)Current drain 800 mA (during CD playback)800 mA (during loading or ejectinga disc)Operating temperature –10°C to +55°C (14°F to 131°F)Dimensions Approx. 262 ⋅ 90 ⋅ 185 mm(10 3 /8 ⋅ 3 5/8 ⋅ 7 3 /8 in.)(w/h/d) not incl. projecting partsand controlsMass Approx. 2.1 kg (4 lb. 10 oz.)Power requirement 12 V DC car battery(negative ground)Supplied accessories Disc magazine (1)Parts for installation andconnections (1 set)Design and specifications are subject to change withoutnotice.Ver 1.1 2002.089-873-618-02 Sony Corporation2002H0500-1 e Vehicle CompanyC 2002.08 Published by Sony Engineering Corporation