Aiwa-LP3000-tt-维修说明书手册含电器原理图

.INEARTRACE PROGRAMMABLE PLAY/QUARTZLOCK DIRECT DRIVE TURNTABLE SYSTEMMoDEL No.LP-3000H,E,K,G,UFor Service Manuals ContactMAURITRON TECHNICAL SERVICES8 Cherry Tree Rd,ChinnorOxon OX9 4QYT0k01844-351694Fax0018435255AIWAEmail:-enquries@mauritron.co.uk(SERVICE MANUAL】Cord No.:14-300-000-51DATE OF ISSUE 5/1979SPECIFICATIONSType:Linear trace programmable directdrive quartzlock turntable31 IC (1LSI),65 transistors,Type:Linear tracking static balancedSemiconductors:71 diodes,25 LED's,5 numericaltonearmEffective length:182mmPower source:H.E,K.G modelAC120V/220V/240VRotating shaft sensitivity:30 mg initial dynamic horizontal,vertical sensitivitySwitchable 50/60 HzU modelApplicable tracking force:0 to 3g (direct readout of tracking千oree】AC 120V,60HzSuitable cartrige weight:4 to 15 g (with accessory headshell.Power consumption:20WDimensions:480W×150(H)×439(C)mmsub weight)18 to 29 g (with other headshell,[18-78“(W)×5-78“(H)×17-1/4"(D)inches]Weight.15.2Mg[33.51bs】ht bout 1.Drive system:Direct drive1 mm thicknessDrive motor:Pulse synthesizer Quar tz PLL servoHeadshell weight:16.5 g,aluminum diecastDD motorOutput cords:apacitance,gold-paited cordsControl systemQuartz PLL servo(1.5 m)with pin plugsStart-up torqueMore than 750cm(More than 7.35 N.m)Speeds:33-1/3.45rpmType:Moving magnet(MM)Fine speed adjustment:Quartz pitch control (digital display),Frequency response:20t020,000H2adjustable in 0.1%steps up to 6%Output voltage:3.3mVBraking mechanism:All-electronic brakeChannel separation:More than 20 dB (at 1kHz)Platter:Zinc diecast,310 mm (12-1/4")Static compliance:30 x 10-cm/dynediameter,3.2 kg(7 Ibs)weightVertical tracking angle:20°Moment of inertia:500 kg-cm (indlucing rubber mat)Tracking force:1*0.5Wow and flutter:Less than 0.025%(WRMS)0.259Less than 0.038%(DIN)Stylus tip:0.2 mil x 0.7 mil elliptical diamondSignal to Noise ratio:More than 73 dB (DIN B)Load impedance:47kMore than 60 dB (IEC B).The specifications and external appearance of this set aresubject to change without prior notice