Ricoh Aficio 1022 Operating Instructions Manual page 632

Setup
C C C C Enter a facsimile number.
Reference
3
⇒ p.72 "Entering Text"
D D D D Press [OK].
Programming G4 Terminal ID
The display appears as below
when the optional ISDN Unit is in-
stalled.
A A A A Press [G4 Terminal ID].
B B B B Press [Country Code].
50
C C C C Enter a country code using the
number keys.
D D D D Press [OK].
E E E E Press [Facsimile No.].
F F F F Enter a facsimile number using
the number keys.
G G G G Press [OK].
H H H H Press [Terminal Name].