Ricoh Aficio MP 3500SP Facsimile Reference Manual page 124

Other Transmission Features
D
Select a sender.
2
If a destination protection code is set, the entry screen appears. Enter the pro-
tection code for destination using the number keys, and then press [OK].
E
Confirm the selected sender, and then press [OK].
F
To print the sender's name on the receiver's sheet, select [On] for the Stamp
Sender Name function.
If you enable this function, the sender's name (user name) appears on the re-
ceiver's sheet, lists, and report.
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