Iridium extreme ptt User Manual page 165

Setting Backlights
Enable, disable or adjust the length of time the backlight stays on after a
key press.
Data Modem
Call History
Setup
Security
Help
Select
Backlight
Contrast
Key Setup
Number Entry
Phone Information
Select
Backlight
Off
5 Seconds
10 Seconds
15 Seconds
20 Seconds
30 Seconds
Select
Menu
Back
Setup
Back
Back
Starting from the Main Menu:
1. Use the 2-way Navi-key
to scroll until Setup is
highlighted.
2. Press the left soft key,
labeled Select.
3. Use the 2-way Navi-key
to scroll until Backlight is
highlighted.
4. Press the left soft key,
labeled Select.
5. Use the 2-way Navi-key
to scroll until the required
Backlight is highlighted.
6. Press the left soft key,
labeled Select to confirm
selections or press the right
soft key labeled Back to
return to the Setup Menu.
7. You may exit the settings and
return to the Main Screen by
selecting the red key.
Iridium Extreme® PTT User Manual 159