Kenwood KDC-BT40U - Manual (Page 36)

36 | KDC-BT40U/KDC-BT30
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.
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