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In Case of Difficulty
If you encounter a problem, please turn the power
off, 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 off.
– If connected according to the instructions, the unit will
not operate with the vehicle's ignition off.
• 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 firmly 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 firmly connect.
• The Parking Brake Lead is not connected.
• The 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.
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Unable to tune stations in the seek mode.
• You are in a weak signal area.
– Make sure the tuner is in DX mode.
• 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.
• The 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.
• The antenna is not the proper length.
– Extend the antenna fully; replace it if it is broken.
• The antenna is poorly grounded.
– Make sure the antenna is grounded properly at its
mounting location.
• The 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.
(The unit may malfunction if the battery power is under
11 volts with a load applied.)
Handsfree Phone
Ringtone is small
• Depending on your phone, the ringtone volume may be
small, it is not a failure.
If this Message Appears
Various messages are displayed on the screen during
operation. In addition to the messages telling you the
current status or providing guidance for the next operation,
there are also the following error messages. If one of these
error messages is displayed, carefully follow the instructions
in the solution column.
System
This operation is prohibited for your safety.
• A setup operation, etc., was carried out while the vehicle
was running.
– Move the vehicle to a safe location, stop, and engage
the parking brake, then carry out this operation.
Unsupported USB device connected.
• A USB flash drive with a hub is connected.
– You cannot play back from a USB flash drive with a hub.
USB hub connections are also not supported.
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