44-EN
In Case of Diculty
If you encounter a problem, please turn the power o,
then on again. If the unit is still not functioning normally,
please review the items in the following checklist. This
guide will help you isolate the problem if the unit is at
fault. Otherwise, make sure the rest of your system is
properly connected, or then consult your authorized
Alpine dealer.
Basic
No function or display.
•
Vehicle’s ignition is o.
- If connected according to the instructions, the unit will not
operate with the vehicle’s ignition o.
•
Improper power lead connections.
- Check power lead connections.
•
Blown fuse.
- Check the fuse on the battery lead of the unit; replace with the
proper value if necessary.
No sound or unnatural sound.
•
Incorrect setting of volume/balance/fader controls.
- Readjust the controls.
•
Connections are not properly or securely made.
- Check the connections and rmly connect.
Screen not displayed.
•
Brightness/Contrast control is set at the minimum position.
- Adjust the Brightness/Contrast control.
•
Temperature in the vehicle is too low.
- Increase the vehicle’s interior temperature to operation
temperature range.
•
Connections to the Auxiliary Device are not securely made.
- Check the connections and rmly connect.
•
e Parking Brake Lead is not connected.
•
e Parking Brake is not engaged.
- Connect the Parking Brake Lead, then engage the Parking
Brake.
Movement of displayed picture is abnormal.
•
Temperature in the vehicle is too high.
- Allow the vehicle’s interior temperature to cool.
Radio
Unable to receive stations.
•
No antenna, or open connection in the antenna cable.
- Make sure the antenna is properly connected; replace the
antenna or cable if necessary.
Unable to tune stations in the seek mode.
•
You are in a weak signal area.
- Change the radio frequency manually.
•
If the area you are in is a primary signal area, the antenna may
not be grounded and connected properly.
- Check your antenna connections; make sure the antenna is
properly grounded at its mounting location.
•
e antenna may not be the proper length.
- Make sure the antenna is fully extended; if broken, replace the
antenna with a new one.
Broadcast is noisy.
•
e antenna is not the proper length.
- Extend the antenna fully; replace it if it is broken.
•
e antenna is poorly grounded.
- Make sure the antenna is grounded properly at its mounting
location.
•
e station signal is weak and noisy.
- If above solution does not work, tune in another station.
USB Audio
Unit does not operate.
•
Condensation.
- Wait a while (about 1 hour) for the condensation to dry.
Picture is unclear or noisy.
•
Vehicle’s battery power is weak.
- Check the battery power and wiring.
(e unit may malfunction if the battery power is under 11
volts with a load applied.)
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