4.  OPERATION
Level 1 Password  Change Passwords Menu
This sub-menu item allows the Level 1 Password to be changed.
Level 2 & Level 3 Password  Change Passwords Menu
Both these sub-options allow the password to be changed in the same way as for the Level 1 
Password.
4.4.6  Reset Passwords
The Reset Passwords option allows the system administrator to reset all the passwords back to the 
defaultpasswordsuppliedwhentheunitisrstdelivered,i.e.        (ok, up, down and 
down). This provides initial access to all of the menus. Access to the Reset Passwords 
option requires a special password that consists of the following sequence of 8 (not 4) control  
buttonpresses: