sony_mdsjb920_service

微电子时空基准带好音乐的休闲时光fzmcu.taobao.comMDS-JB920SERVICE MANUALUS ModelCanadian ModelSeDiaosAEP ModelUK ModelU.S.and foreign patents licensed form Dolby LaboratoriesModel Name Using Similar MechanismMDS-JE520Licensing Corporation.MD Mechanism TypeMDM-5AOptical Pick-up TypeKMS-260A/J1NSPECIFICATIONSSystemMini Disc digital audio systemInputsDiscMiniDisejackinputRatedMinimumLaserSemiconductor laser (A=780nm)typeimpedanceinputinputEmission duration:continuousLaser outputLess than 44.6 uw*LINE (ANALOG)phono47 kilohms500 mVrms 125 mVms*This output is the value measured at aNjacksdistance of 200 mm from the objective lensDIGITALSquareOptical wavesurface on the Optical Pick-up Block with 7OPTICAL INIopticallength:mm aperture.connector660nmLaser diode propertiesMaterial:GaAlAsjackRevolutions (CLV)400 rpm to 900 rpmDIGITALSquareOptical waveError correctionAdvanced Cross Interleave ReedOPTICAL IN2opticallength:Solomon Code (A CIRC)connector660nmSampling frequency44.1 kHzjackCodingAdaptive Transform Acoustic CodingDIGITALPhono75 ohms(ATRAC)0.5 Vp-P±20%Modulation systemEFM (English-to-Fourteen Modulation)COAXIAL INjackNumber fo channels2 setero channelsOutputsFrequency response5to20.000Hz±0.3dBSignal-to-noise retioOver 100 dB during playbackjack typeRated output Load impedanceNow and f且utterBelow measureble limitPHONESStereo28 mW32 ohmsphone jackLINE (ANALOG)Phono2 VrmsOverOUTjacks(at 50 kilohms)10 kilohmsDIGIRALSquare-18 dBmOptical waveOPTICAL OUTopticallength:connector660nmjackDIGITALPhono0.5p-p75 ohmsCOAXIAL OUTjack(at 75 ohms)MINI DISC DECK■MICROFILMSONY