Troubleshooting Guide

Some functions of this unit may be disabled by some settings made on this unit.

! • Cannot set up the subwoofer.

• Cannot set up the low pass filter.

• No output from the subwoofer.

▲ • “SUBWOOFER SET”/(“SUB-W SET”) of <Audio Control> (page 15) is not set to ON.

• Preout is not set to subwoofer.

☞ “SWITCH PREOUT” /(“SWITCH PRE”) of <Initial Setting> (page 18).

! Cannot set up the subwoofer phase. ▲ The Low Pass Filter is set to “THROUGH”.

☞“LPF SUBWOOFER”/ (“LPF SUB-W”) of <Audio Control> (page 15).

!Power OFF Timer does not function.

▲ <Exit of the Demonstration Mode> (page 5) is not turned off.

!The number of songs contained in “SONGS” category of this unit is different from that contained in “SONGS” category of iPod.

▲Podcast files are not counted in this unit as this unit does not support the playback of podcast files.

What might seem to be a malfunction in your unit may just be the result of slight miss operation or miss wiring. Before calling service, first check the following table for possible problems.

General

?The operation check sound (beep sound) does not sound.

✔The preout jack is being used.

☞The operation check sound (beep sound) cannot be output for the preout jack.

Tuner source

?Radio reception is poor.

✔ The car antenna is not extended. ☞ Pull the antenna out all the way.

Disc source

?The specified disc does not play, but another one plays instead.

✔The specified CD is quite dirty.

☞Clean the CD, referring to the CD cleaning of the section on <Handling CDs> (page 3).

✔The disc is severely scratched.

☞Try another disc instead.

Audio file source

?The sound skips when an Audio file is being played.

✔The media is scratched or dirty.

☞Clean the media, referring to the CD cleaning of the section on <Handling CDs> (page 3).

✔The recording condition is bad.

☞Record the media again or use another media.

Hands-free phoning

?The hands-free talk volume is low.

✔The hands-free talk volume is set at a low level.

☞The hands-free talk volume can be adjusted independently. Adjust it during hands-free talk. “MIC GAIN”, “NR LEVEL” and “EC LEVEL” of <Bluetooth Setup> (page 20).

?No sound is heard from the rear speakers.

✔You are talking in the hand-free talk mode.

☞No sound is heard from the rear speakers in the hands-free talk mode.

?No beep is heard at reception of an incoming call.

✔No beep is heard depending on the type of your cell-phone.

☞“CALL BEEP” of <Bluetooth Setup> (page 20) is set to ON.

?Voice is not recognized.

✔The vehicle window is open.

☞If the surrounding noise is large, voice cannot be recognized properly. Close the vehicle windows to reduce noise.

✔Small voice.

☞If voice is too small, it cannot be recognized properly. Speak into the microphone a little more loudly and naturally.

✔The person saying the voice tag is not the one who registered the it.

☞Only the voice of the person who registered the voice tag can be recognized.

36 KDC-BT40U/KDC-BT30