Sony_MDP-450_MDP-650D_Service.Manual维修手册

MDP.450/650DRMT-M14SERVICE MANUALAEP ModelMDP.4501650DUK ModelAustralian ModelMDP-650DMOPPhoto:MDP-650DSPECIFICATIONSTypeCD/CDV/LD PlayerDigital audio specificationsSignal readoutOptical (Laser beam reflection)Frequency responseLaserSemiconductor diode laser (A.=780 nm)4H2to20kHz(±0.5dB)Laser output0.3 mW +0.1 mW (from objective lens)Signal-to-noise ratioSignal formatCCIR standard,PAL colour systemMore than 110 dB (EIAJ*)EIA standard,NTSC colour systemDynamic range More than 95 dB (EIAJ*)Total harmonic distortionPlaying timePAL品0.003%Channel separation30cm(12in)double-sided260More than 105 dB (EIAJ*at 1 kHz)Wow and flutterBelow measurement limit20 cm(8 in)(0.001%W.PEAK)(EIAJ*)CAV3228double-sidedMeasurement by under condition of standards of Electric20 cm (8 in)Industries Association of JAPAN (VTC-015)single-sided14Horizontal video resolutionLDPAL 440 lines30 cm (12 in)120120NTSC 425 lines (MDP-650D)double-sidedCLV20 cm (8 in)4040Input/output specificationsdouble-sidedVideo output1.0 Vp-p,75 ohms,unbalanced20 cm (8 in)RGB output(NTSC)(MDP-650D)single-sided200.7 Vp-p 75 ohms,unbalancedAudio outputStereo L,R20CDVAudio portion20Analog:200 mVrms (1 kHz,40%Video portion85modulation)12 cm (5 in)Digital 200 mVrms (1 kHz,-20 dB)7474single-sidedAudio digital output (optical)CD-18 dBm,wavelength 660 nm8 cm (3 in)2020single-sidedContinued on next page(minutes)CD/CDV/LD PLAYER便同共附晚6终3SONY