Wireless On/Off Control
If you need to turn off your device's GSM, GPRS, EDGE, and
Bluetooth wireless connectivity (for example, during aircraft
takeoff and landing), do the following:
1 From the Jump screen, press
Mode > Turn Wireless Off.
2 Your device is now offline. Confirm offline status by looking
at the title bar; the radio tower icon and "OFF" should blink
alternately.
3 To turn wireless back on, from the Jump screen, press
and select Airplane Mode > Turn Wireless On.
and select Airplane
MENU
MENU
Display Controls
To adjust the display backlight brightness:
1 Press
then select Settings > Battery & Display.
MENU
2 Select the Brightness slider to open it for adjustment. By
default, brightness is set to 1/4 of the range, as shown below:
Roll the trackball right to increase brightness; roll left to
decrease.
3 When ready, press the trackball to apply the setting.
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