User's Manual

8. Toubleshooting

Problem Solution

My GA-4640 cannot get GPS

signals.

Take the GA-4640 outdoors and away

from tall buildings and trees. Remain

stationary for several minutes to get the

necessary GPS information from

satellites.

The suction cup cannot stay on my

windshield.

Clean the suction cup and windshield

with a clean, dry cloth. Then mount the

suction cup as described in section 5-2.

I cannot turn on my GA-4640. Check if the battery is charged.

My phone cannot connect to my

GA-4640.

Make sure the Bluetooth on both your

phone and the GA-4640 is turned on.

Then follow the instructions in the user

manual.

The AVIN function is not working.

Make sure the cable is fully plugged in

the correct jack.

The system encounters fatal errors

and crashed.

Push the reset button to restart the

system.

The images or sound tracks or

video clips cannot be played on my

GA-4640.

Please check the software specifications

on the page 7 to see if the media formats

are supported by the GA-4640.

FCC Notices

This device complies with part 15 of the FCC rules. Operation is subject to the following two

conditions:

(1) This device may not cause harmful interference, and

(2) This device must accept any interference received, including interference that may cause

undesired operation.

FCC RF Exposure requirements:

This device and its antenna(s) must not be co-located or operation in conjunction with any other

antenna or transmitter.

NOTE: THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV INTERFERENCE

CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. SUCH MODIFICATIONS

COULD VOID THE USER’S AUTHORITY TO OPERATE THE EQUIPMENT.