Processor Reset - Harman Kardon AVR 110 Owner's Manual

Troubleshooting Guide
SYMPTOM CAUSE SOLUTION
Unit doesnot function when Main • NoAC Power • MakecertainAC power cord is pluggedinto
DowerSwitchis pushed a live outlet
• Checkto seewhether outlet is switch-controlled
Displaylights,but no sound • Intermittentinput connections • Makecertain that all input andspeakerconnections
or picture • Mute is on are secure
• Volumecontrol is down • PressMute button
• Turnup volumecontrol
Unit turns on, but front-panel • Displaybrightnessis turnedoff • Followthe instructionsin the DisplayBrightness section
displaydoesnot light up on page31 so that the display is setto VF D FFULL
No soundfrom any speaker; • Amplifier is in protectionmode • Checkspeakerwire connections for shortsat receiverand
light around powerswitch is red dueto possibleshort speakerends
• Amplifier is in protectionmode • Contactyour localHarmanKardonsewicedepot
due to internal problems
No soundfrom surroundor • Incorrectsurroundmode • Selecta modeother than stereo
centerspeakers • Input is monaural • Thereis no surroundinformationfrom mono sources
• Incorrectconfiguration • CheckspeakermodeconfiguraBoin
• Stereoor Mono programmaterial • Thesurrounddecodermay not createcenter-or rear-channel
informationfrom noneneodedprograms
Unit doesnot respondto • Weakbatteriesin remote • Changeremote batteries
remotecommands • Wrongdeviceselected • Pressthe AVRselector
• Remotesensoris obscured • Makecertain front panelsensorisvisibleto remote
or connectremotesensor
Intermittent buzzingin tuner • Local interference • Moveunit or antennaawayfrom computers, f luorescent
lights, motorsor otherelectricalappliances
Lettersflash in the channelindicator • Digitalaudio feedpaused • Resume playfor DVD
displayanddigital audio stops • Checkthat DigitalInput isselected
Processor Reset
delay times and speakerconfigurationdata, speakers, o utput levels, s urroundmodes,digital
first put the unit in Standbyby pressingthe inputassignments as well asthe tuner presets.
System Power Control buttonI_1. Next, After a resetthe unit will be returnedto the
pressandhold the Tone Mode [] andthe factoU presets, a ndall settingsfor these items
FM Mode Selector [] buttonsfor three mustbe reentered.
seconds.
Inthe rarecasewhere the unit'soperationor
the displays seemabnormal, t he causemay
involvethe erraticoperationof the system's
memoryor microprocessor.
To correct this problem, first unplug the unit
from the AC watt outlet and wait at least three
minutes. After the pause, reconnect the AC
power cord and check the unit's operation. If
the system still malfunctions, a system reset
may dear the prob{em.
Toclearthe AVR 110's entire systemmemory
includingtuner presets, o utput levelsettings,
Theunit will turn on automaticallyand display
the RESET messagein the Main
Information Display t'_. Notethat onceyou
haveclearedthe memo U in this manner,it is
necessary t o reestablish all systemconfiguration
settingsandtuner presets.
NOTE:Resetting the processorwill eraseany
configurationsettingsyou havemadefor
If the systemis still operatingincorrectly, t here
mayhavebeenan electronicdischarge or
severeAC line interferencethat hascorrupted
the memo U or mieroproeessoc
If thesestepsdo not solvethe problem,consult
an authorizedHarmanKardonservicedepot.
I
43 TROUBLESHOOTING GUIDE