While it is advisable to be outside to set up BT GPS your Ax51v
should discover BT signal without a lock on satellites.
1-Turn on 51v
2-Start/Settings/Connections/Bluetooth/Mode
3-Checkmark both boxes-3b-Turn on Bluetooth
-3c-Make this device discoverable to other devices.
4-Turn on BT GPS receiver
5-Tap Devices tab on 51v
6-Tap New Partnership-at this point 51v will look for BT GPS signal and when
found it will appear on Device screen under new partnership.
7-Tap COM Ports tab and follow instructions at top of screen.



When it asks for a PIN NUMBER use the number on the receiver usually designated as PASSKEY:XXXX
or if it's not there use 0000.