English— 20 —What might seem to be a malfunction in your unit mayjust be the result of slight misoperation or miswiring.Before calling service, first check the following tablefor possible problems.General? The power does not turn ON.01✔ The fuse has blown.☞ After checking for short circuits in the wires, replace the fuse withone with the same rating.✔ No ACC position on vehicle ignition.02☞ Connect the same wire to the ignition as the battery wire.? Nothing happens when the buttons are pressed.04✔ The computer chip in the unit is not functioning normally.☞ Press the reset button on the unit (page 4).? There’s a source you can’t switch.05✔ There’s no tape inserted.☞ Set the media you want to listen to. If there’s no media in thisunit, you can't switch to each source.✔ The Disc changer isn’t connected.08☞ Connect the Disc changer. If the Disc changer isn’t connected toit's input terminal, You can't switch to an external disc source.? The memory is erased when the ignition is turned OFF.10✔ The battery wire has not been connected to the proper terminal.☞ Connect the wire correctly, referring to the section on.✔ The ignition and battery wire are incorrectly connected.11☞ Connect the wire correctly, referring to the section on.? No sound can be heard, or the volume is low.20✔ The fader or balance settings are set all the way to one side.☞ Center the fader and balance settings.✔ The input/output wires or wiring harness are connected incorrectly.22☞ Reconnect the input/output wires or the wiring harness correctly.See the section on "Connecting Wires to Terminals".✔ The cassette tape is bad.23☞ Try playing another cassette tape. If works fine, the first tape wasbad.? The sound quality is poor or distorted.25✔ One of the speaker wires is being pinched by a screw in the car.☞ Check the speaker wiring.✔ The tape head is dirty.26☞ Clean the tape head.✔ The speakers are not wired correctly.27☞ Reconnect the speaker wires so that each output terminal isconnected to a different speaker.? The Touch Sensor Tone doesn’t sound.34✔ The preout jack is being used.☞ The Touch Sensor Tone can’t be output from the preout jack.Tuner source? Radio reception is poor.39✔ The car antenna is not extended.☞ Pull the antenna out all the way.✔ The antenna control wire is not connected.40☞ Connect the wire correctly, referring to the section on.Cassette tape source? Can’t remove tape.44✔ The cause is that more than 10 minutes has elapsed since the vehicleACC switch was turned OFF.☞ The tape can only be removed within 10 minutes of the ACCswitch being turned OFF. If more than 10 minutes has elapsed,turn the ACC switch ON again and press the Eject button.? The Tape Advance and Music Repeat don’t operate correctly.45✔ The space between the songs on the tape can’t be recognizedbecause it’s too short.☞ Have at least 4 seconds between songs.✔ The space between songs can’t be recognized because there’s toomuch noise between songs.46☞ Reduce the noise between songs.? The blank skip doesn’t work.47✔ Because noise is too loud, the non-recorded part can’t be recognized.☞ Reduce the noise between songs.Troubleshooting Guide