Model : All Sharp

01 - From front screen type *(star)01763*(star)6371#
02 - The handset will reset back to the main screen
03 - Press M button.
04 - Scroll to Settings and press SELECT.
05 - Scroll to Security and press SELECT.
06 - Scroll to MEP locks and press SELECT.
07 - Enter your Handset Code (the default code is 0000) and press OK.
08 - Scroll to Network and press SELECT.
09 - Scroll to Deactivate and press SELECT.
10 - Enter Unlock Code we send to you and press OK.
11 - Handset should then display DONE and be unlocked.