Kenwood KOS-A300 - Manual (Page 40)

40 | KOS-A300
Troubleshooting Guide
Some functions of this unit may be disabled by
some settings made on this unit.
! • Cannot set up Display.
▲ (page 5) is not
turned off.
What might seem to be a malfunction in your unit
may just be the result of slight misoperation or
miswiring. Before calling service, first check the
following table for possible problems.
General
?
The sound skips when an Audio file is being
played.
✔ The recording condition is bad.
☞ Record the media again or use another media.
? The unit cannot be turned ON.
✔ The unit is malfunctioning for some reason.
☞ Turn off the vehicle engine switch and then on.
✔ The terminal connection is not appropriate.
☞ Check the connection of the controller, etc.
? “Tagging” for the Function item is not indicated on
the display.
✔ The tag is being stored to this unit or iPod.
☞ Perform “Tagging” after “Tag Stored” or “Tag
Transfer Completed” is indicated on the display.
Hands-free
?
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 “MENU”
> “Call Beep” of
(page 6) is set 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 speaking the voice tag is not the one
who registered it.
☞ Only the voice of the person who registered the
voice tag can be recognized.
Bluetooth audio source
? The Bluetooth audio player cannot be registered
(pairing).
✔ The PIN code is fixed.
☞ When a PIN code is specified in the Instruction
Manual for Bluetooth Audio Player, register it
with reference to (page
24) to register the Bluetooth audio player. If no
PIN code is specified in the Instruction Manual,
try “0000”.
? The sound from the Bluetooth audio player is
intermitent.
✔ The distance between this unit and audio player is
too far.
☞ Move the audio player nearer to this unit.
✔ Another Bluetooth device is affecting the Bluetooth
communication.
☞ Turn off another Bluetooth device.
☞ Move another Bluetooth device away from this
unit.
✔ Another Bluetooth device or profile is used for
communication.
☞ The downloading of the Phone book or the SMS
disconnects the sound.
The messages shown below display your
systems condition.
NA FILE: An Audio file is played with a format that this
unit can’t support.
Copy Protection:
A copy-protected file is played.
Read Error: The file system of the connected USB device
is broken.
➪ Copy the files and folders for the USB
device again. If the error message is still
displayed, initialize the USB device or use
other USB devices.
No Device: The USB device is selected as a source
although no USB device is connected.
➪ Change the source to any source other
than USB. Connect an USB device, and
change the source to USB again.