Troubleshooting Guide; Processor Reset - Harman Kardon AVR 120 Owner's Manual

Troubleshooting Guide
YourAVR120receiverhas beendesignedto providemanyyearsof trouble-freeservice. I n the eventthat you are experiencing difficulties,pleasecheckthe
suggestions below for a possiblesolutionto your problem.Additional informationon the AVR120,includingupdatedinformation anduser hints,is avail-
able from ourWeb siteat www.harmankardon.com.
SYMPTOM CAUSE SOLUTION
Unit doesnot function when Main
PowerSwitchis pushed
• NoAC Power
• Make certain AC power cord is plugged into
a live outlet
• Check to see whether outlet is switch-controlled
Display lights, but no sound
or picture
• Intermittent input connections
• Mute is on
• Volume control is down
• Makecertainthat all input and speakerconnections
aresecure
• PressMute button
• Turnup volumecontrol
Unitturns on, but front-panel
displaydoesnot light up
No soundfrom any speaker;
light aroundpower switchis red
No soundfrom surroundor
centerspeakers
Unit doesnot respondto
remotecommands
• Displaybrightnessis turned off
• Amplifier is in protectionmode
due to possibleshort
• Amplifier is in protectionmode
due to internalproblems
• Incorrect surround mode
• Input is monaural
• Incorrect configuration
• Stereo or Mono program material
• Weakbatteriesin remote
• Wrongdeviceselected
• Remote sensoris obscured
• Followthe instructionsin the DisplayBrightness section
on page26 sothat the displayis set to VF ]) F U L L
• Checkspeakerwire connections for shortsat receiverand
speakerends
• Contactyour local HarmanKardonservicecenter, w hich you can
locateby visitingour Website at www.harmankardon.com
• Selecta modeotherthan Stereoor Dolby3 Stereo
• Thereis no surroundinformationfrom mono sources
• Checkspeakermode configuratioin
• Thesurrounddecodermay not createcenter-or rear-channel
informationfrom nonencoded programs
• Changeremote batteries
• Press the AVRselector
• Makecertainfront-panelsensoris visibleto remote
or connectremotesensor
Intermittent buzzingin tuner • Local i nterference • Moveunit or antennaawayfrom computers, f luorescent
lights, motorsor other electricalappliances
Lettersflash in the channelindicator • Digitalaudiofeed paused • Resume playfor DVD
displayanddigital audio stops • Checkthat DigitalInput is selected
Processor Reset
nthe rarecasewhere the unit'soperationor
the displays seemabnorma the causemay
involvethe erraticoperationof the system's
memory or microprocessor.
System Power Control Button P'_I.Next,
simultaneously pressand hold the Tone Mode
[] and the FM Mode Selector [] buttons
for three seconds,
If the systemis still operatingincorrectly, t here
may havebeenan electronicdischargeor
severeAC line interferencethat hascorruated
the memoryor microprocessor.
Theunit will turn on automaticallyand display If thesestepsdo not solvethe problem,consult
the RESET messagein the Main an authorizedHarmanKardonservicecenter.
Tocorrectthis problem,first unplugthe unit Information Display I-ii. Notethat onceyou Youcan locatethe servicecenternearest
from the AC wall outlet and wait at leastthree haveclearedthe memory in this manner,it is to you byvisiting ourWeb siteat
minutes.After the 3ause,reconnectthe AC necessary t o reestablish all systemconfiguration www.harmankardon.com.
power cord andcheckthe unit's operation.If settingsandtuner presets.
the systemstill malfunctions,a system"reset"
may clearthe problem.
Toclearthe AVR 120'sentire systemmemory
includingtuner presets, o utput levelsettings,
delaytimes andspeakerconfigurationdata,
first put the unit in Standbyby pressingthe
Memory Backup
NOTE:After a reset,the unit will be returnedto This productis equippedwith a memorybackup
the factory presets, a ndall settingsfor tuner systemthat preserves the systemconfiguration
memoryand presetsspeakerconfiguration .................................... is acci-
delay timesand surroundmode memoriesmust dentally unpluggedor subjectedto a power
be reentered, outage.This memorvwill lastfor approximately
two weeks,after whichtime all information
must be reentered.
42 TROUBLESHOOTING GUIDE