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14 Lock or Unlock the Device
Set Device to Airplane Mode
1. Press and hold the
End
key.
The phone
options window appears.
2. Touch
Airplane mode
. The airplane mode
icon
appears on the status bar.
To undo airplane mode, repeat the above steps.
Lock or Unlock the Device
To avoid the screen from accidentally being
touched, lock the touch screen.
A length of time to elapse before the touch
screen
is automatically locked follows the
setting of Screen timeout. See “Set Screen
Timeout” on page 91.
Manually Lock the Touch Screen
Press the
End
key to lock the touch screen.
The backlight turns off.
Unlock the Touch Screen
Press the
End
key, then slide the key icon to
the right to unlock the touch screen.
Navigate Your Device
Use the Touch Panel
•
Touch:
Touch the screen panel with your
finger to highlight or select an item on
screen.
•
Touch and Hold
: Touch and hold an item
(except an application icon) to open its
options windows.
•
Drag
: Touch and hold an item then drag
your finger to move the item.
•
Slide or swipe
: Touch and drag your finger
across the screen to scroll or view more
items.
•
Change Orientation
: By default, the
screen orientation, from portrait to
landscape, is automatically changed by
rotating the phone 90º. See “Enable
Orientation” on page 91.
Use the Trackball
• Roll the trackball up, down, left, or right to
highlight items on screen.
• Press the trackball to confirm a selection or
open more windows.