User manual for C6D
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5) The GPS works abnormally?
a. Check whether the GPS antenna is installed correctly. There is a silk print logo on the GPS antenna
holder behind the host device.
b. Check whether the antenna receiver is sheltered. It should not be covered by any stuff, which may
cause it not to receive signals.
c. Environmental influence such as tree shades, being inside tunnel, driving near tall building or
elevated roads, thunderstorms or other weather influence, etc. can also cause signal loss or
receiving wrong signals.
6) The device can’t shut down in ignition switch mode?
a. Check if the ACC line connection mode is correct; and check whether there is voltage on ACC
yellow line when the key is turned off.
b. If the device has been set with schedule recording, it can’t shut down if it is still during recording time
of the task table.