Ricoh Aficio MP 2500 General Settings Manual page 243

D
Select [Program/Change] using {U} or {T}, and then press the {OK} key.
E
Enter the registration number you want to program using the number keys
or the Quick Dial keys, and then press the {OK} key.
You can automatically specify registration numbers 001-032 by pressing the
Quick Dial keys.
Press [Search] to search by name, display list, or registration number.
F
Enter the group name, and then press the {OK} key.
G
Press the {OK} key.
H
Press the {User Tools/Counter} key.
Reference
"Entering Text", About This Machine
Registering Names to a Group
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