Before changing the security settings, ask for permission from your administrator. 
Resetting the printer deletes all security settings.
 
For MFPs, replacing the controller board deletes all security settings.
 
If LDAP is used to authenticate the copy function in MFPs, then the LDAP configuration and copy 
function are no longer protected.
 
To prevent the tampering of the jumper,  secure the controller board cage with a Kensington lock. To  
disable the effect of the jumper reset, select 
No Effect 
from the Security Reset Jumper Setting section in 
the Security menu.
 
If Enable Audit is activated from the Security Audit Log section in the Security menu, then the printer logs  
a message each time the jumper is  reset.
 
Turn off the printer.
 
Access the controller board.
 
Locate the jumper on the controller board.
 
Note: 
The jumper is located next to a lock icon on the controller board.