User`s manual

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When you lose GPS signals in a car
If the window of your car is heating-wired, it may affect the GPS performance of CW30 by blocking the GPS signals. To
strengthen GPS signals, install CW30 to the place exposed to the sky without any obstacles.
For a quick reception of the GPS signal, CW30 requires a clear view of the sky
Auxiliary GPS
If there is no internal GPS in the device, a user may use a Bluetooth GPS. For the details on how to set up a Bluetooth
device, refer to chapter 6 – Bluetooth.
For how to use them, see the user
’
s manuals released by each vendor.