Harman Kardon AVR 160 Owner's Manual

Also see for AVR 160: Service manual

Harman Kardon AVR 160 Owner's Manual Manual pdf 46 page image

46TROUBLESHOOTING GUIDEproceSSor reSetIf the unit behaves erratically after a power surge, first turn off the MainPower Switch and unplug the AC power cord for at least 3 minutes. Plug thecord back in and turn the receiver on. If this doesn’t help, reset the AVR.NOTE: A system reset erases all user configurations, including videoresolution, speaker and level settings, and tuner presets. After a reset,reenter all of these settings from your notes in the appendix worksheets.To reset the AVR 160, place it in Standby mode (press the front-panelStandby/On Switch so that the Power Indicator turns amber). Then press thefront-panel Surr. Mode Button until the RESET message appears.If the receiver does not function correctly after a processor reset, contact anauthorized Harman Kardon service center for assistance. Authorized servicecenters may be located by visiting the Web site at www.harmankardon.com.memoryIf the AVR 160 is unplugged or experiences a power outage, it will retain usersettings for up to two weeks.SYMPTOM CAUSE SOLUTIONUnit does not function when MainPower Switch is turned onNo AC Power• Make certain AC power cord is plugged into a live outlet•Check whether outlet is switch-controlled•Display lights, but no sound orpictureIntermittent input connections• Secure all input and speaker connections•Mute is on• Press Mute Button•Volume control is down• Turn up volume control•No sound from any speaker;PROTECT message appears onfront panelAmplifier is in protection mode due to•possible shortCheck speaker wires for shorts at receiver and speaker ends•Amplifier is in protection mode due to•internal problemsContact your local Harman Kardon service center•No sound from surround or centerspeakersIncorrect surround mode• Select a mode other than Stereo•Input is monaural• There is no surround information from mono sources•Incorrect configuration• Check speaker configuration•Stereo or Mono program material• The surround decoder may not create center- or rear-channel•information from nonencoded programsUnit does not respond to remotecommandsWeak batteries in remote• Change remote batteries•Wrong device selected• Press the AVR Settings Button•Remote sensor is obscured• Make certain front-panel sensor is in line of sight of remote or connect•an optional remote sensorIntermittent buzzing in tuner Local interference• Move unit or antenna away from computers, fluorescent lights,•motors or other electrical appliancesAdditional information on troubleshooting possible problems with your AVR 160, or installation-related issues, may be found in the listof “Frequently Asked Questions”, which is located in the Product Support section at www.harmankardon.com.

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