Kenwood KRC-21SA Instruction Manual

Also see for KRC-21SA: Instruction manual Service manual

Contents

— 15 —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 cable to the ignition as the battery cable.? 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 faceplate does not open or close.09✔ The faceplate is incorrectly attached.☞ Reattach the faceplate correctly, See the section on the Faceplate>(page 7).? 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.? Even if Loudness is turned ON, high-pitched tone isn't compensatedfor. 17✔ Tuner source is selected.☞ High-pitched tone isn't compensated for when in Tuner source.? No sound can be heard, or the volume is low.✔ The fader or balance settings are set all the way to one side.21☞ 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 .✔ 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.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.The messages shown below display your systemscondition.E-77: The unit is malfunctioning for some reason.E77➪ Press the reset button on the unit. If the "E-77"code does not disappear, consult your nearestservice center.2 3 (Blink): The tape player section is not operating properly.E60➪ Reinsert the Tape. If the tape cannot be ejected orthe display continues to flash even when the tapehas been properly reinserted, please switch off thepower and consult your nearest service center.Troubleshooting Guide