Troubleshooting Guide; Processor Reset - Harman Kardon AVR 335 Owner's Manual

TROUBLESHOOTING GUIDE
SYMPTOM CAUSE SOLUTION
Unitdoesnotfunction whenIViain • NoACpower • Makecertain AOpower cordis phggedinto
Power Switchis pushed a liveoutlet
• Check to seewhether o utletisswitchcontrolled
Display l ights, b ut no sound • Intermiltent inputconnections • Makecertain thatallinputandspeaker c onnections
or picture aresecure
• Mute ison • PressMute Button
• Volume control i s down • Turnupvolume OChre1
Unitturnson,but front-panel • Display b rightness i sturnedoff • Fellow the instrucSons inthe Display Brightness s ection
disphydoesnetlightup on page33 sothatthe display is setto VF ]) F UL L
Nosound fromanyspeaker: • Amplifier i s inprotection mode • Check speaker w ireconnections f orshortsat receiver a nd
lightaroundpower switchis red dueto possible short speaker e nds
• Amplifier i s inprotection mode • Contact y ourlocalHarman Kardon service center
dueto internal p roblems
Nosound fromsurround or • Incorrect surround mode • Select a modeotherthanStereo
centerspeakers • Input i s monaural • Thereis nosurround information f rom monosources
• Incorrect configura17on • Check speaker m odeconfiguration
• Stereoor Monoprogram material • Thesurround decodermaynotcreatecenter- o r reapchannel
information f lora nenenceded p rograms
Unitdoesnotrespond to • Weakbatteries inremote • Change remote batteries
remote commands • Wrongdeviceselected • Press the AVRselector
• Remote sensor i s obscured • Makecertain front-panel sensorisvisible to remote,
or connectremote sensor
Intermittent buzzing intuner • Local i nterference • Moveunitor antenna away fromcomputers, fluorescent
lights, m otorsor otherelectrical appliances
Letters flashin thechannel i ndicator • Digital a udiofeedpaused • Resume playforDVD
display anddigital a udiostops • Check thatDigital I nput i s selected
Fandoesnotappear t o operate • Additional coolingmaynet be required • Thetanis activated onlywhenadditional coolingis required dueto
highinternal temperature. It is normal f or thefanto beinactive at
normal v olumelevels.
Inaddition to the itemsshownabove, a dditional information o n troubleshooting possible problems w ithyourAVR335, or installation r elated issues, m aybe foundinthe listof
"Frequently AskedQuestions" whichis located inthe Product S uppe+l section of ourWebsiteat www.harmankardon.cem.
Processor Reset
Inthe rarecasewhere the unit'soperation o r the dis
plays seemabnormal, thecausemayinvolve t ne erratic
operation o f the system's m emory or micropmcesso+.
Tocorrect t nisproblem, firstunplug the unitfrom the
ACwalloutletandwaitat leastthreeminutes. Afterthe
pause, r econnect theAC power cordandcheckthe
unit'soperation. If thesystem stillmalfunctions, a sys
tamresetmaycleartheproblem.
TocleartheAVR335's entiresystem memory includ-
ingtunerpresets, outputlevel s ettings, d elay timesand
speaker c onfiguration data,pressandholdtheTone
Mode Button [] buttons for threeseconds. Theunit
willturnon automatically.
NOTE: R esetting t heprocessor w illeraseanyconfigu
rationsettings youhavemadeforspeakers, output
levels, s urround modes anddigital i nputassignments,
aswellas thetunerpresets, Theunitwillbe returned
to the factory presets, andall settings fortheseitems
mustbe reentered,
Ifthe system is stilloperating incorrectly, theremay
havebeenanelectronic d ischarge o r severe AC line
inte#erence thathascorrupted t he memory or
microprocesso/.
Ifthesestepsdo notsolvethe problem, consult a n
authorized Harman Ka_don service center.