Panasonic CQ-C3305N Operating Instructions Manual

Contents

CQ-C3305N28 CQ-C3305N 29 EnglishTroubleshootingIf You Suspect Something WrongCheck and take steps as described below.If the described suggestions do not solve the problem, it isrecommended to take the unit to your nearest authorizedPanasonic Service Centre. The product should be serviced onlyby qualifi ed personnel. Please refer the checking and the repairto professionals. Panasonic shall not be liable for any accidentsarising out of neglect of checking the unit or your own repairafter your checking.Never take measures especially those other than indicated byitalic letters in “Possible solution” described below becausethose are too dangerous for users to handle themselves.Problem Possible cause  Possible solutionNo power to the unitThe power cord (battery, power and ground) is connected in the wrong way. Check the wiring.Fuse blows out. Eliminate the cause of fuse blowout and replace the fuse with new one.Consult your dealer.Sound is notgenerated.MUTE is set to ON. Set MUTE to OFF.The wiring of speaker lines are not correct, or a break or poor contact arises. Check the wiring in accordance with the wiring diagram. ( InstallationInstructions)NoiseThere is an electromagnetic-wave generator such as a cellular phone near the unitor its electrical lines. Keep an electromagnetic-wave generator such as a cellular phone awayfrom the unit and the wiring of the unit. In case that noise cannot beeliminated due to the wiring harness of the car, consult your dealer.The contact of the ground lead is poor. Make sure that the ground lead is connected to an unpainted part of thechassis securely.Noise is made instep with enginerevolutions.Alternator noise comes from the car. Change the wiring position of the ground lead. Mount a noise fi lter.CommonTroubleshootingProblem Possible cause  Possible solutionSome operations arenot executable.Some operations are not executable in particular modes such as menu mode. Read the operating instructions carefully and cancel the mode. If the unit isstill out of order, consult your dealer.No sound fromspeaker(s)Balance/Fader setting is not appropriate. Readjust Balance/Fader.There is a break, a short circuit, poor contact or wrong wiring regarding thespeaker wiring. Check the speaker wiring.The speaker channelsare reversed betweenright and left.The speaker wiring is confused between right and left. Perform the speaker wiring in accordance with the wiring diagram.The sound fi eld is notclear in the stereomode.Central sound does notsettled.The plus and minus terminals at right and left channels of speakers are connectedreversely. Perform the speaker wiring in accordance with the wiring diagram.The power failsunintentionally.The safety device works. Consult your dealer, or your nearest Panasonic Service Centre.Poor reception ornoiseAntenna installation or wiring of antenna cable is faulty. Check whether the antenna mounting position and its wiring are correct. Inaddition, check to see whether the antenna ground is securely connected tothe chassis.No power is supplied to the antenna amplifi er (when using a fi lm antenna, etc.). Check the wiring of the antenna power lead.FM Stereo broadcast isreceived only in mono.The MONO mode is active. Cancel the MONO mode.Only strong signalstations can be received.The LOCAL mode is active. Cancel the LOCAL mode.The number of autopreset stations is lessthan 6.The number of receivable stations is less than 6. Move to an area where receivable stations number is maximum, and trypresetting.Preset stations cannotbe stored.The contact of the battery lead is poor, or the battery lead is not always powered. Make sure that the battery lead is connected securely, and preset stationsagain.Common (continued)RadioWarning• Do not use the unit in an irregular condition, for example,without sound, or with smoke or a foul smell, which cancause ignition or electric shock. Immediately stop usingthe unit and consult your dealer.• Never try to repair the unit by yourself because it isdangerous to do so.