Ricoh Aficio MP 1600 - Deleting a Registered Name

Registering Names
143
7
F Enter the new name, and then press the {OK} key.
G To change a registration number, press [Reg. No.]. Using the number keys or
a Quick Dial key, enter a new number, and then press the {OK} key.
H Press the {OK} key.
I Press the {User Tools/Counter} key.
Reference
"Entering Text", About This Machine
Deleting a Registered Name
This section describes how to delete a name.
A Select [System Settings] using {U} or {T}, and then press the {OK} key.
B Select [Administrator Tools] using {U} or {T}, and then press the {OK} key.