Harman Kardon AVR130 Service Manual

Also see for AVR 130: Manual Brochure & specs Brochure & specs Service manual Owner's guide

Contents

Harman Kardon AVR130 Service Manual Manual pdf 13 page image

TROUBLESHOOTING GUIDE 13TROUBLESHOOTING GUIDESYMPTOM CAUSE SOLUTIONUnit does not function when Main • No AC Power • Make certain AC Power Cord ‚ is plugged into a live outletPower Switch 1 is pushed • Check to see whether outlet is switch-controlledDisplay lights, but no sound • Intermittent input connections • Make certain that all input and speaker connectionsor picture are secure• Mute is on • Press Mute Button• Volume control is down • Turn up volume controlNo sound from any speakers • Amplifier is in protection mode • Unplug the AC Power Cord ‚ and check speaker wiredue to possible short connections for shorts at receiver and speaker ends• Amplifier is in protection mode • Contact your local Harman Kardon service center, which you candue to internal problems locate by visiting our Web site at www.harmankardon.comNo sound from surround or • Incorrect surround mode • Select a mode other than Stereo or Dolby 3 Stereocenter speakers • Input is monaural • There is no surround information from mono sources• Incorrect speaker configuration • Check speaker mode configuratioin• Stereo or Mono program material • The surround decoder may not create center- or rear-channelinformation from nonencoded programsUnit does not respond to • Weak batteries in remote • Change remote batteriesremote commands • Wrong device selected • Press the AVR Selector f• Remote sensor is obscured • Make certain front-panel sensor is visible to remoteIntermittent buzzing in tuner • Local interference • Move unit or antenna away from computers, fluorescentlights, motors or other electrical appliancesLetters flash in the channel indicator • Digital audio feed paused • Resume play for DVDdisplay and digital audio stops • Check that appropriate Digital Input is selected40Processor ResetIn the rare case where the unit’s operation or thedisplays seem abnormal, the cause may involve theerratic operation of the system’s memory or micro-processor.To correct this problem, first unplug the unit from theAC wall outlet and wait at least three minutes. Afterthe pause, reconnect the AC power cord and checkthe unit’s operation. If the system still malfunctions, asystem “reset” may clear the problem.To clear the AVR 130’s entire system memory includ-ing the tuner presets, output level settings, delay timesand speaker configuration data, first put the unit inStandby by pressing the Standby/On Switch 3so that the Power Indicator 2 turns amber. Next,press and hold the Tone Mode Button 6 for threeseconds.The unit will reset and then turn on automatically. Onceyou have cleared the memory in this manner, it is nec-essary to reestablish all system configuration settingsand tuner presets.The reset will not affect settings that were programmedinto the remote control. To reset the remote controland restore it to the factory default settings, pleasefollow the instructions on page 29.If these steps do not solve the problem, consult anauthorized Harman Kardon service center. You canlocate the service center nearest to you by visiting ourWeb site at www.harmankardon.com.Memory BackupThis product is equipped with a memory backup sys-tem that preserves the system configuration informa-tion and tuner presets if the unit is accidentallyunplugged or subjected to a power outage. This mem-ory will last for approximately four weeks, after whichtime all information must be reentered.Your AVR 130 receiver has been designed to provide many years of trouble-free service. In the event that you are experiencing difficulties, please check the suggestionsbelow for a possible solution to your problem. Additional information on the AVR 130, including updated information and user hints, is available from our Web site atwww.harmankardon.com.13AVR130 harman/kardon