5 Reset to factory settings
You can reset your BlueBox pro to the factory settings anytime.
Lift up the receiver or push the handsfree key. You will hear a sound
created by your telephone system.
Dial the number of your extension line you connected the Blue Box
pro to. The BlueBox pro will answer after the second ring and send
3 sounds.
Enter the programming code *793##
After entering the second “#” you will hear an acknowledgement
signal.
Put the receiver down or push the handsfree key a second time to
finish programming. The BlueBox pro now is reset to the factory
settings.
NOTE
All programming will be replaced by the following default
values:
Destination number:
21
Get an outgoing line automatically:
off
Call duration limit:
30 minutes