Troubleshooting Guide— 32 —EnglishSOLUTIONPOSSIBLE CAUSEPROBLEMA speaker cable may be pinched by a screw in the car. Check the speaker wiring.No sound can be heard, or thevolume is low. The fader and/or balance settings are set all the way toone side. Reset the fader and/or balance settings.The input/output cables or wiring harness are connectedincorrectly. Reconnect the input/output cables and/or the wiringharness correctly. See the section on "Connecting Cablesto Terminals".Nothing happens when thebuttons are pressed. The computer chip in the unit is not functioning normally. Press the reset button on the unit (see page 4).The sound quality is poor ordistorted.The speakers are not wired correctly. Reconnect the speaker cables so that each output terminal isconnected to a different speaker.The antenna control cable is not connected. Connect the cable correctly, referring to the section on"Connecting Wires to Terminals".Radio reception is poor. The car antenna is not extended. Pull out the antenna all the way.The power does not turn on. The fuse has blown. After checking for short circuits in the cables, replace thefuse with one having the same rating.The Attenuator function is turned on. Turn off the Attenuator function.The memory is erased whenthe ignition is turned off.The battery cable has not been connected to the properterminal.Connect the cable correctly, referring to the section on"Connecting Wires to Terminals".The ignition and battery cable are incorrectly connected. Connect the cable correctly, referring to the section on"Connecting Wires to Terminals".What might seem to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Beforecalling service, first check the following table for possible problems.The DSP effects areimperceptible.You are using a two-speaker system. Use a front/rear four-speaker system.Connect the wire correctly, referring to the section on"Connecting Wires to Terminals".The front and rear output are reversed.Connect the wire correctly, referring to the section on"Connecting Wires to Terminals".The + and - of speakers are reversed.Reset the fader or balance settings.The fader or balance settings are set all the way to oneside.