19ADDITIONAL INFORMATIONADDITIONAL INFORMATIONIf there is any problem with this unit, check the following items. If you cannot solve your problem with the followingremedies or if your problem is not listed below, turn off and unplug this unit, then consult the nearest authorizedYAMAHA dealer or service center.TroubleshootingProblem Cause SolutionPower turns on but immediatelyshuts offThe power cable may be connectedimproperly.Make sure the power cable is plugged into theoutlet firmly.The speaker cable may be shorted. Make sure all speaker cables are connectedproperly.This unit may receive a strong electricalshock such as from a lightening bolt orexcessive static electricity.Set this unit to the Standby mode, thendisconnect the power cable. Wait for about 30seconds, then connect the power cable and turnon this unit.The speakers make no sound The volume may be set to minimum level. Adjust the volume level. (page 12)The Mute function may be enabled. Cancel the Mute function. (page 12)The input source or input setting may beincorrect.Select the correct input source or input setting.(page 12)The cables may be connected improperly. Make sure all cables are connected properly.(pages 8-10)Sound is too low on one side The cables may be connected improperly. Make sure all cables are connected properly.(pages 8-10)Speaker channels other than thefront ones make no soundYou may be listening to stereo soundswithout the sound field effect.Press CINEMA DSP to enable the sound fieldeffect. (page 13)You may be listening to an audio source(Dolby Digital or DTS) that does notcontain any special effect signal.Select another sound field program. (page 13)The center speaker channelmakes no soundThe volume of the center speaker channelmay be set to minimum level.Adjust the volume level of the center speakerchannel using test tones. (page 15)You may be listening to a Dolby Digital orDTS audio source.Dolby Digital and DTS audio sources do notcontain a center speaker signal.The surround speaker channelsmake no soundThe volume of the surround speakerchannels may be set to minimum level.Adjust the volume level of the surroundspeaker channels using test tones. (page 15)The subwoofer makes no sound The volume of the subwoofer may be set tominimum level.Adjust the volume level of the subwoofer.(page 15)The subwoofer cable or system controlcable may be connected improperly.Make sure all cables are connected properly.(page 8)You may be listening to an audio source thatdoes not contain any low tone signal.The subwoofer does not support signalsoutside the specified range.Sound is poor (noisy) The speaker cable may be shorted. Make sure all cables are connected properly.(pages 8-10)This unit does not operateproperlyThis unit may receive a strong electricalshock, such as from a lightening bolt orexcessive static electricity, or drop in powersupply.Set this unit to the Standby mode, thendisconnect the power cable. Wait for about 30seconds, then connect the power cable and turnon this unit.A digital or high-frequencyequipment produces noisesThis unit may be placed close to the digitalequipment or high-frequency equipment.Place this unit further away from suchequipment.The remote control does not workfor operating this unitThis unit may be operated outside theremote control operation range.For information on the remote controloperation range, refer to “Using the RemoteControl” (page 11).The remote control sensor on this unit maybe exposed to direct sunlight or lighting.Change the lighting or this unit’s orientation.The batteries may be worn out. Replace the batteries. (page 11)