Iridium 9555 User Manual page 150

Setu p
C a ll O p t i o n s
V o l u m e an d T o n e s
T i m e & Date
L a n g u a ge
Backli g h t
C o n t r a st
K e y Setu p
Select Back
Select Back
1
3 DEF
2
ABC
4
6 MNO
GHI
5
KL