You need to pair devices when powering up 3200LS for the first time. Subsequently, all connections between your phone and 3200LS are automatically established when both devices are within a few meters range of each other.
Procedure
From your phone, display the main menu, select the CONNECT icon and press OPTIONS.
Select OPEN, turn ON BLUETOOTH, select the PAIRED DEVICES tab and press OPTIONS.
Select NEW PAIRED DEVICE, select MORE DEVICES (searching).
Press STOP, Select 3200LS (waiting).
Enter the code displayed on the 320LS' screen as PASSCODE, press OK.