Aiwa_HD-S1-service-manual维修手册

S/M Code No.90-110 DATE OF ISSUE 11/1990-1AIWAHD-S1SERVICEMANUALDIGITAL AUDIO TAPE RECORDERBASIC DAT MECHANISM:D-3.TYPE.AH,AK,AZ,AUH,AYESPECIFICATIONS■Tape SpecificationsPower supply/MiscellaneousTapeDigital audio tapePower supplyRechargeable lead batteryHeadRotating headDC 6 V(PB-20)Tape speed8.15 mm/secLocal AC power (using theSampling frequenciessupplied AC adaptor,DCRecording:48 kHz.7.4V044.1 kHz,32 kHzBattery lifeSupplied rechargeable leadPlayback:48 kHzbattery PB-20 (when not44.1 kHz.32 kHzusing the A/D converter)Digitization16-bit linearApprox.55 minutes (EIAJ,Number of channelsplayback/2 hours2 (stereo)recharging)Approx.55 minutes (EIAJ.Audio(attaching the A/D converter)digital recording/2 hoursFrequencyrecharging)response20Hz-22,000HzMaximum External DimensionsS/N85 dB (or better)DAT:Dynamic range85 dB (or better)95.0(W0×38.1H×146.4Total harmonic distortion0.01%[or less(D)mmA/D converter:(1kHz)】94(W0×37.6H×50.1Wow flutterMeasurable limit(D)mm(0.001%W PEAK)or lessWeightDAT:Appro×.610g(wilhInput/Output Terminalsrechargeable lead battery)[On the DAT]A/D converter:PHONESStereo mini jack (maxApprox.100 g(without15 mW +15 mW.EIA.Jrechargeable lead battery)322)DIGITAL I/O (in/out)AC AdaptorStereo mini jack (0.5 Vp-p.Rated voltageAC-740U.H:input/oulput impedanceAC120V-240V75)Rated input18VA,5060Hz[On the A/D converter]Rated outputDC7.4V.1000mAANAI●INStereo mini jackUsable BatteriesAIWA rechargeable leadLINE:200 mV.inputbattery (PB-20)impedance 47 k2MIC:1 mV (ATT 0 dB),10 mV (ATT 20 dB).inputimpedance 10kc2ANALOG OUTStereo mini jackMaximum oulput level 1.2 V(RMS,48 kHz),outputDesign and specifications are subject to change withoutmpedance 47 kdnotice.AIWA Co..LtdTokyo JapanPrinted in Japan