Technics-aa700mk3_Service-Manual维修电器原理图

ORDER NO.AD9605130C2Service ManualStereo Integrated AmplifierAmplifierSU-A700MK3Colour (K)....Black TypeAreas(.Europe(EB)Great Britain(EG)............Germany and ltaly(EM)............SwitzerlandSpecifications(DIN 45 500)20 Hz-20 kHz contlnuous power output both channels drivenS/N at -26 dB power (4 ohm)·2×45W(8ohmPHONO MM,68 dB1 kHz continuous power output both channels driven(THD:1%)TUNER,CD,AUX,TAPE 1,TAPE 2/DCC,70 dB2×55W(8ohm,2×80W(4ohm)S/N at 50 mW power (4 ohm)63 Hz-12.5 kHz continuous power output both channels drivenPHONO MM,64 dB(THD:0.7%)TUNER,CD,AUX,TAPE 1,TAPE 2/DCC,64 dB2×50W(8ohm).2×70W(4ohmFrequency responseTotal harmonic distortion rated power at 20 Hz-20 kHzPHONO MM,RIAA standard curve +1 to-1 dB (30 Hz-15 kHz)0.01%8ohm)TUNER,CD,AUX,TAPE 1,TAPE 2/DCCIntermodulation distortion(50 Hz:7 kHz =4:1,SMPTE)3Hz-80kH2(+0,-3dB)20Hz-20kHz(40,-0.3dB)rated powerTone controls0.007%(8ohmBASS,50 Hz,+10 to-10 dBResidual hum and noiseTREBLE,20 kHz,+10 to -10 dB1mVOutput voltageDamping factorTAPE 1,TAPE 2/DCC REC OUT,150 mV60(8ohm).30(4ohm)Channel balance (AUX 250 Hz-6.3 kHz),+1 to -1 dBHeadphones output level/impedanceChannel separation (AUX 1 kHz),50 dB540 mV/330 ohmLoad impedanceGENERALA or B,4-16 ohmPower consumption,200 WA and B,8-16 ohmPower supplyInput sensitlvity/impedanceFor (E),(EG),and (EM)areas,50 Hz AC,230 VPHONO MM,2.5 mV/47 k ohmFor (EB)area,50 Hz AC,230 V-240VTUNER,CD,AUX,TAPE 1,TAPE 2/DCC,150 mV/22 k ohmDimensions,430 (Wide)/125 (High)/318 (Depth)mmPhono maximum input voltage (1 kHz,RMS)Weight,6.7 kgMM,150 mV(150 mV.IHF'66)S/N (rated power,4 ohm)Notes:PHONO MM,76 dB (78 dB,IHF '66)1.Specifications are subject to change without notice.TUNER,CD,AUX,TAPE 1,TAPE 2/DCCWeight and dimensions are approximate.91 dB (99 dB,IHF '66)2.Total harmonic distortion is measured by the digital spectrum analyzerWARNINGThis service information is designed for experienced repair technicians only and is not designed for use by the general public.It does notcontain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.Products powered by electricity should be serviced or repaired only by experienced professional technicians.Any attempt to service orrepair the product or products dealt with in this service information by anyone else could result in serious injury or death.1996 Matsushita Electric Industrial Co.,Ltd.TechnicsAll rights reserved.Unauthorized copyingand distribution is a violation of law.