AVR125 harman/kardon
TROUBLESHOOTING GUIDE
Your AVR 125 receiver has been designed to provide many years of trouble-free service. In the event that you are experiencing difficulties, please check the suggestions
below for a possible solution to your problem. Additional information on the AVR 125, including updated information and user hints, is available from our Web site at
www.harmankardon.com.
SYMPTOMCAUSESOLUTION
Unit does not function when MainY No AC PowerY Make certain AC power cord is plugged into
Power Switch is pusheda live outlet
Y Check to see whether outlet is switch-controlled
Display lights, but no soundY Intermittent input connectionsY Make certain that all input and speaker connections
or pictureare secure
Y Mute is onY Press Mute button
Y Volume control is downY Turn up volume control
Unit turns on, but front-panel Y Display brightness is turned offY Follow the instructions in the Display Brightness section
display does not light upon page 26 so that the display is set to VFD FULL
No sound from any speaker;Y Amplifier is in protection mode Y Check speaker wire connections for shorts at receiver and
light around power switch is reddue to possible shortspeaker ends
Y Amplifier is in protection mode Y Contact your local Harman Kardon service center, which you can
due to internal problemslocate by visiting our Web site at www.harmankardon.com
No sound from surround orY Incorrect surround modeY Select a mode other than Stereo or Dolby 3 Stereo
center speakersY Input is monauralY There is no surround information from mono sources
Y Incorrect configuration Y Check speaker mode configuratioin
Y Stereo or Mono program materialY The surround decoder may not create center- or rear-channel
information from nonencoded programs
Unit does not respond toY Weak batteries in remoteY Change remote batteries
remote commandsY Wrong device selectedY Press the AVR selector
Y Remote sensor is obscuredY Make certain front-panel sensor is visible to remote
or connect remote sensor
Intermittent buzzing in tunerY Local interferenceY Move unit or antenna away from computers, fluorescent
lights, motors or other electrical appliances
Letters flash in the channel indicatorY Digital audio feed pausedY Resume play for DVD
display and digital audio stopsY Check that Digital Input is selected
Processor ResetNext, press and hold the Tone Mode 6 button forMemory Backup
three seconds.This product is equipped with a memory backup sys-
In the rare case where the unitOs operation or the tem that preserves the system configuration informa-
displays seem abnormal, the cause may involve theThe unit will turn on automatically and display thetion and tuner presets if the unit is accidentally
erratic operation of the systemOs memory or micro-RESET message in the Main Informationunplugged or subjected to a power outage. This mem-
processor.Display F. Note that once you have cleared theory will last for approximately one week, after which
memory in this manner, it is necessary to reestablish alltime all information must be reentered.
To correct this problem, first unplug the unit from thesystem configuration settings and tuner presets.
AC wall outlet and wait at least three minutes. After the
pause, reconnect the AC power cord and check theThe reset will not affect settings that were programmed
unitOs operation. If the system still malfunctions, a sys-into the remote control. To reset the remote control
tem Oreset� may clear the problem.and restore it to its factory default settings, please
follow the instructions on page 29.
To clear the AVR 125Os entire system memory includ-
ing tuner presets, output level settings, delay times andIf these steps do not solve the problem, consult an
speaker configuration data, first put the unit in Standbyauthorized Harman Kardon service center. You can
by pressing the System Power Control Button 2.locate the service center nearest to you by visiting our
Web site at www.harmankardon.com.
16 TROUBLESHOOTING GUIDE
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