For more information on your device, select it on the Support main page.
Open the Maps application,go to Options and select Current position. If your device does not have an internal GPS reciever, your mobile device prompts you to connect to the external GPS receiver. When your mobile device finds your external GPS receiver, select it. If you are prompted for a passcode, enter the passcode of the GPS receiver. Check the GPS receiver user guide for the correct passcode. In most cases the code is 0000.