Troubleshooting; Power Problems; Screen Problems; Connection Problems - Mio DigiWalker C720T User Manual

15.2 Troubleshooting

NOTE: If you encounter a problem you cannot solve, contact an authorized service center for
assistance.

Power Problems

Power does not turn on when using battery power
The remaining battery power may be too low to run your device. Charge the
battery.

Screen Problems

Screen responds slowly
Make sure that your device is not running out of battery power. If the problem
still exists, reset your system.
Screen freezes
Reset your system.
Screen is hard to read
Make sure that the backlight of the display is on.
Move to a location with more light.
Inaccurate response to taps
Recalibrate the touch screen.

Connection Problems

Cable Connection Problems
Make sure that your device and your computer are both turned on before
trying to establish a connection.
Make sure that the cable is securely plugged into the USB port on your
computer and on the device. Connect the USB cable directly to your
computer—do not run the cable through a USB hub.
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