Kenwood KDC-BT645U Car Speaker User Manual


 
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KDC-BT645U/ KDC-HD545U
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” of <Audio Control> (page 17) is
not set to ON.
! Cannot set up the subwoofer phase.
The Low Pass Filter is set to “THROUGH”.
“LPF SUBWOOFER” of <Audio Control> (page 17).
! 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 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 loaded in a different slot from that
specified.
Eject the disc magazine and check the number
for the specified disc.
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 22).
? 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.
The “CALL BEEP” of <Bluetooth Setup> (page 22) 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.