爱华Aiwa-AD-WX110-维修手册

SERVICE MANUALMODEL NO.A▣-WX11▣STEREO CASSETTE IDECKAFWA0①Code No.04-110-000-58TYPE.H,HU,E,K,GDATE OF ISSUE 9/1982SPECIFICATIONGENERALSemiconductors:9ICs,135 transistors,Channel separation:More than 35 dB29 diodes.26 LED(1 kHz.OVU)Power source:H.HU modelsCross talk:More than 45 dBAC120V/220V/240V(1 KHz.OVU)Switchable 50/60 HzErasing ratio:More than 60 dB (Front side)E model(METAL.125 Hz)More than 55 dB (Rear sidelAC220V.50/60HzLevel drift:Le5 s than±1dBK.G models(10kHz.0VU】AC240V.50/60HzBias frequency:100 kHzPower consumption:25WDubbing frequency/Sensitivity:Dimensions:330W0×107(Hl×306(D1mmREC/PB input (LINE).Normal -speedWeght5.2kgdubbing (Front side)Track type:4 track 4 channel0+2.5 dB (12.5 kHz/1 kHz,Tape speed:4.8cm/k.±1.5%DOLBY NR OFF)9.5cm/s.(at dubbingl0±15dBat1kHzlWow and flutter:Less than 0.045%(WRMS)Dublespeed dubbing (Front sidle)Automatic stop system:Full auto stop+0.5±3.0d8Automatic shut-off action time:(12.5 kHz/1 kHz,DOLBY NR OFF)Les特than5s.0±2.0dB(at1kHzlPinch roller pressure:125±15g(1.23±0.15N)Duble-speed dubbing (Rear side)Take-up torque:3cm.N.m)+05±3.0d8(12.5 kHz/1 kHz,DOLBY NR OFF)FF rewind torque:110±20a-cm1.078±0.2mN-ml0±2.0dBat1kHzFF&rewind time:90±5s.C-60jFrequency responsMETAL 20~18.000 HzBack tension:2.5±1g-cm0.025±0.0098mN-ml:2017.000H2Counter indication error:0±2.5LH：20-16.000HzP6u540±50mV(LINE)Motor:DC servomotorHeads:Playback head:SH headPlayback noise:Less than 1mVRecord/playback head:SH head(CrO2.DOLBY B NR ON)Erase head:Double-gap ferriteLess than 2.6mVhead x 2(LH,DOLBY B NR OFF)Inputs:MIC maximum input sensitivityREC/PB output:ovu +05dB0.3 mV (200n-10k matchee)LINE IN maximum inputREC/PB distortion:Less than 1.5%Sensitivity:50mV(OVER 50k)(400Hz.0VU1(LINE IN,REC/PB,METAL,CrO,.LH)Outputs:LINE OUT standard output level:Less than 2.5%360mV (OVU):suitable load(Back side dubbing.METAL,CrO.LH)mpedance:OVER 50ks:REC/PB SN ratio:More than 45/52 dBHeadphones:812(400 Hz,OVU)(METAL,Cro,,DOLBY C NR OFF/ON)(Un weighted)More than 43/50 dBSpecifications and external appearance are subje ct to(LH,DOLBY NR C OFF/ON)change without due to product improvement.(WTD-A)More than 47/62 dBNoise reduction system manufactured underlicense from(METAL,Cro,,DOLBY C NR OFF/ON)Dolby Laboratories Licensing Corporation.More than 45/60 dBDolby and the symbol are trademarks of Dolby Labo-(LH,DOLBY C NR OFF/ON)ratories Licensing Corporation.AIWA