NEC MAGICOLOR 6110 - Manual (Page 154)

Security Key 152
Setting Configuration Menu Passwords
1
Insert the security key into the “Key” port on the interface panel.
Attention
Even though both the security key and serial interface have a DB-9
interface, the connectors are keyed, and they can’t be interchanged.
Make sure that you install the security key only in the port marked
“Key.”
5"
The illustration shows the printer without the duplex unit. However,
the instructions are the same for all models.
2
Press the Online key to take the printer off line.
3
Press the Menu key.
4
Access the Installation/Operator Passwrd or Administration/Admin
Password menu.
You can use the Installation menu to password-protect just the Operator
Control menu, just the Administration menu, or both.