Kenwood KDC-MP222, Instruction Manual

Page: 29 / 128

— 29 —
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 power does not turn ON. 01
✔
The fuse has blown.
☞
After checking for short circuits in the wires, replace the fuse with
one with the same rating.
?
There’s a source you can’t switch. 07
✔
There’s no media inserted.
☞
Set the media you want to listen to. If there’s no media in this
unit, you can't switch to each source.
✔
The Disc changer isn’t connected. 08
☞
Connect the Disc changer. If the Disc changer isn’t connected to
it's input terminal, You can't switch to an external disc source.
?
The memory is erased when the ignition is turned OFF. 10
✔
The ignition and battery wire are incorrectly connected. 11
☞
Connect the wire correctly, referring to the section on
<Connecting Wires to Terminals>.
?
Even if Loudness is turned ON, high-pitched tone isn't compensated
for.
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 <Connecting Wires to Terminals>.
✔
The values of Volume offset are low. 24
☞
Turn up the Volume offset, referring to the section on <Audio
control> (page10).
?
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 speakers are not wired correctly. 27
☞
Reconnect the speaker wires so that each output terminal is
connected to a different speaker.
?
The Touch Sensor Tone doesn’t sound. 34
✔
The preout jack is being used.
☞
The Touch Sensor Tone can’t be output from the preout jack.
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
<Connecting Wires to Terminals>.
?
The desired frequency can’t be entered with the Direct Access
Tuning.
41
✔
A station that can’t be received is being entered.
☞
Enter a station that can be received.
✔
You’re trying to enter a frequency with a 0.01 MHz unit. 42
☞
What can be designated in the FM band is to 0.1 MHz.
Disc source
?
"AUX1" is displayed without achieving External disc control mode. 50
✔
Unsupported disc changer is connected. 51
☞
Use the disc changer mentioned in the IMPORTANT
INFORMATION of the section on <Safety precautions> (page 4).
?
The specified disc does not play, but another one plays instead. 52
✔
The specified CD is quite dirty.
☞
Clean the CD.
✔
The disc is loaded in a different slot from that specified. 54
☞
Eject the disc magazine and check the number for the specified
disc.
✔
The disc is severely scratched. 55
☞
Try another disc instead.
Troubleshooting Guide
— 29 —
KDC-MP222_U.S_r3 2002.11.19 10:13 AM Page 29