sony_tc-wr635s_sm维修操作说明书手册

TC-WR635SSERVICE MANUALUSModelCanadianModelAEPModelUK ModelEModelAustralian ModelModel Name Using Similar MechanismTC-WR521/WR590Tape Transport MachanismDECKATCM-190RA12CTypeDECK BTCM-190RB12CSPECIFICATIONSRecording system4-track 2-channel stereoWow and flutterFast winding timeApprox.90 sec.(with Sony C-60 cassette)±0.13%W.Peak(IEC)BiasAC bias0.07%W.RMS (NABSignal-to-noise ratio (at peak level and weighted)±0.18%W.Peak{DINinputsCassetteType IVType llType I(Dolby NR off)(Sony METAL-S)(Sony UX-S)(Sony HF-S)Line inputsSensitivity0.16Vphono jacks】58 dB57 dB55 dBInput impedance47 k ohmsS/N ratio improvement (approximate values)with Dolby B NR on:5 dB at 1 kHz:10 dB at 5 kHzwith Dolby C NR on:15 dB at 500 Hz:20 dB at 1 kHz-Continued on page 2-with Dolby S NR on:10 dB at 100 Hz:24 dB at 1 kHzHarmonic distortion0.4%(with Sony Type I,160 nWb/m,315 Hz.3rd H.D.)1.8%(with Sony Type IV,250 nWb/m,315 Hz.3rd H.D.)Frequency response (DOLBY NR off)Type IV cassette(Sony30-18,000Hz(3dB,ECMETAL-S)30-13,000 Hz [+3 dB (-4 dB)recording]Type ll cassette (SonyUX-S)30-17,000Hz(仕3dB,1EC)Doiby noise reduction manufactured under license fromDolby Laboratories Licensing Corporation.Type I cassette30.15.000Hz3dB,1EC)"DOLBY"and the double-D symbo!Do are trademarks of(Sony HF-S)Dolby Laboratories Licensing Corporation.STEREO CASSETTE DECKSONY0牌和饮修