GE AF-60 LP Programming Manual page 15

*
0 [0 - 999]
NB!
Pressing buttons [MENU], [OK] and down will unlock the password. This will automatically enter the parameter editing screen in Quick Menu or Main Menu.
4
14
Enter the password for access to Main Menu via the [Main Menu] key. Select the number that should allow for changing
other parameter values. 0 means there is no password.
AF-60 LP™ Micro Drive Programming Guide