D-2_20-service-manual维修手册

D-220SERVICE MANUALUS ModelCanadian ModelD-2DiscmanAEP ModelUK ModelE ModelAustralian ModelD-20DiscmanSPECIFICATIONSCD sectionSystemCompact disc digital audio systemLaser diode propertiesMaterial:GaAlAsWavelength:780 nmEmission duration:ContinuousLaser output:Less than 44.6uW(This output is the value measured at a distance of 200mmfrom the objective lens surface on the Optical Pick-upBlock.)Frequency response20-20.000HzdBOutput(at 9V input level)Line output (stereo minijack)Output level 1V rms at 47kilohmsLoad impedance over 10kilohmsHeadphones (stereo minijack)9mW+9mW at 32ohmsnrementOptional.DC IN 9V jack accepts the Sony AC power adaptor (supplied)DC IN 9V accepts the Sony CPM-100P mount plate for useBeneieonwumolon1.2W DCApprox..136×38×149mm5%×1为x6in)(whd)incl.projecting parts and controlsWeightApprox.450g(1lb)netApprox.545g (1 Ib 3oz)incl.batteriesSupplied accessoriesConnecting cord (1)Camying belt (1)AC power adaptor (1)CAUTIONUse of controls or adjustments or performance of pro-cedures other than those specified herein may result inhazardous radiation exposure.COMPACT DISCCOMPACT PLAYERSONY