Ricoh Aficio ISC 615G - Manual (Page 282)

Registering Addresses and Users for Facsimile/Scanner Functions
274
7
Searching by Fax Number
Search the address book using registered fax numbers.
A
Press [Search].
B
Select [Search Fax Destination] using {U} or {T}, and then press the {OK} key.
C
Enter the fax number you want to search for using the number keys, and
then press the {OK} key.
To search by IP fax number, press [IP], enter the IP fax number, and then press
the {OK} key.
D
Press the {OK} key.
The search results appear.
E
Select the name using {U} or {T}, then confirm it by pressing {V}, and then
press the {OK} key.
Reference
“Entering Text”, About This Machine