Kenwood KRF-X9080D Service Manual

Also see for KRF-X9080D: Instruction manual

Contents

KRF-X9080D/VR-8070/80604ADJUSTMENTKRF-X9080D/X9080D-S, VR-8070/8070-SVR-8060-SAUDIO SECTION SPEAKER : ACN11, FL ch.CN10, FR ch.CN14, SL ch.CN13, SR ch.CN12, C ch.CN15, SBL ch.X09(A/4)CN706, SBR ch.X13(F/6)(FRONT 2chMODE)Volume:MinimumIDLE CURRENT<1> -VR1(FL)VR2(FR)VR3(SL)VR4(SR)VR5(CENTER)VR6(SBL)X09(A/4)VR702(SBR)X13(F/6)Adjust everypotentiometer10 minutes laterafter turnedthe power on.OUTPUTSETTINGSRECEIVERSETTINGSITEMNo. INPUTSETTINGSALIGNMENTSETTINGSALIGNMENTPOINTS FIG.No. ITEM INPUT OUTPUT RECEIVER ALIGNMENT ALIGN FOR FIG.SETTINGS SETTINGS SETTINGS POINTSAUDIO SECTION SPEAKER : AIdling Current AdjustmentAll power amplifier stage need idling current adjustment after the installation of TRAIT transistor.1. Connect a voltmeter to CN11 with the correct polarity as indicated by the PCB silk print.2. Adjust the preset, VR1 to get 8.8mV (Idling current = 20mA) at the voltmeter reading.3. Repeat step 1 and 2 for all other channels.CN11, FL ch.CN10, FR ch.CN14, SL ch.CN13, SR ch.CN12, C ch.CN15, SW ch.X09(A/5)(FRONT 2chMODE)Volume:MinimumIDLE CURRENT<1> -VR1(FL)VR2(FR)VR3(SL)VR4(SR)VR5(CENTER)VR6(SUBWOOFER)X09(A/5)Adjust everypotentiometer10 minutes laterafter turnedthe power on.www. xiaoy u163. comQQ 376315150 992894298TEL 13942296513 992894298051513673QQTEL 13942296513 QQ 376315150 892498299TEL 13942296513 QQ 376315150 892498299