User Manual
  Chapter 4 Configuring 8500  41 
¾  Settings > Key Click 
There is audible feedback for pressing a key on the keypad. The current value is highlighted. 
Select a tone for the buzzer or mute it. 
¾  Settings > System Password 
Set a password to control user access to the System Menu. The password consists of eight 
characters at most. 
Note:  To disable a previous password, enter blank on the following screens. 










