20
21
Q
A
It doesn’t upgrade for product.
- Please check the update file whether it is put correctly into the SD card.
- It should have update files inside “[__update]” folder of SD card.
Q
A
GPS doesn’t catch the current location
- When the product is located inside building or basement garage, it wouldn’t catch the
location.
- It would be taken for a while to catch the location due to bad reception of GPS at the urban
environment where are located in many skyscrapers.
Q
A
The current location and location on the map are different widely.
The phenomenon come from the bad reception of GPS. Once the reception of GPS is im
-
proved, it is revised the correct location automatically. The main causes which are influ-
enced of the reception of GPS are as below,
- Near transmitting tower or deteriorating weather such as typhoon, lightning, thunder,
etc.
- Urban environment with concentrating skyscrapers, high-level load etc. (Obstacles of sat
-
ellite receiver)
- Quick turning of vehicle.
Q
A
It doesn’t execute a navigation.
- Please check the status of SD card which has a map data whether it is put correctly into
the slot of not.
Q
A
It doesn’t output the data in voice.
Please check the status of volume.
Q
A
It doesn’t operate the battery.
Please use the battery after charging it fully. The battery service life will be decreased nor-
mally after 6 months but it depends on the status of use for it. Please replace the battery
through service center. (At a cost)
Q
A
The screen does not turn on.
- Please check the power supply. (Please make sure the power switch is “ON”)
- Please check the status of Stand-by. (Please push the S/B button.)
- Please check the residual quantity of battery. (Please use the product after charge the
battery.)
Q
A
It doesn’t show up the screen for rear camera view.
- The navigation only model is not supported the rear view camera system.
- Please check the connection with rear camera and product.
TROUBLESHOOTING
10
Q
A
It doesn’t operate the button & touch.
- It could be a temporary error on product operating. Please turn off and connect the prod-
uct after disconnecting the cable.
Q
A
It doesn’t recognize the SD card.
- Please check that the SD card is refined.
- Please check the inserting direction & status for SD card.
- Please check the virus status of SD card.
- Please check that the cable socket is contaminated.
- Please check the data locking mechanism of the left side at SD card as [LOCK]. Please make
sure the status as [UN-LOCK].
- The product could not operated when it is turned off or happened the error on it during
upgrade. please contact to the after service center.