Customizing Your Device
October 21, 2003 T-Mobile Sidekick Owner’s Manual 39
4 When backlighting turns on (either automatically or if you turn it on manually), the backlight will stay on for
the amount selected in the Turn off after pop-up menu. To open the pop-up menu, rotate the wheel to
highlight the menu, then press the wheel to open it. You can select from:
• 15 seconds
• 30 seconds
•1 minute
•2 minutes
•5 minutes
Scroll to highlight the time you want, then press the wheel to select it.
Tip: As long as you press a key or button before the set time elapses, the backlight will stay on.
Date & Time
The T-Mobile service knows the Coordinated Universal Time, or UTC. (Note that UTC is also known as Greenwich
Mean Time, or GMT.) UTC reflects the mean solar time along the Earth's prime meridian. The prime meridian is
arbitrarily based on the meridian that runs through the Greenwich Observatory outside of London, where the
present system originated.
To set your device time correctly, you must select your time zone. Note that you cannot change the Date and
Time field settings unless you are disconnected from the network (read more in
Override System Date & Time
Settings
on page 39).
1 From the Jump screen, press Menu then select Settings > Date & Time to open the Date & Time screen:
2 To open the Time Zone pop-up menu, rotate the wheel to highlight the menu, then press the wheel to open
it. Use the wheel to highlight the time zone you want your device to reflect, then press the wheel to select it.
3 Press Back to save your settings.
Override System Date & Time Settings
If you are not connected to the network, you can override the system-set date and time settings by doing the
following:
1 On the Date & Time Settings screen, highlight either the date or time box then press the wheel to activate
the pop-up date selector. The first selectable field expands into a pop-up:
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