Understanding The Display Screen - Samsung SCH-u540 Series User Manual

Touch Keypad Lock
Press Lock/Unlock Key (
lock icon located on the left side of your phone to lock/
unlock the touch keypad(i.e.
Pause, and
u540.
Note: The music touch keys are only functional when the backlight is on.

Understanding the Display Screen

The top line of your phone's display contain icons that
indicate network status, battery power, signal strength,
connection type and more.
The light blue line of the main screen shows icons that
indicate feature and function status. The following list
contains icons that may appear in your display.
Display icons
EV signal strength: Appears when your phone is using the
EVDO protocol. Appears when your phone is on and indicates
the current signal strength. More bars indicate a stronger
signal.
1X signal strength: Indicates your phone is using the CDMA 1X
protocol. Appears when your phone is on and indicates the
current signal strength. More bars indicate a stronger signal.
EV1X signal strength: The EVDO/1X protocol is capable of
high-speed broadband data (3G). Appears when your phone is
on and indicates the current signal strength. More bars indicate
a stronger signal.
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Fast Forward) on the front of the
Understanding the Display Screen
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Understanding Your Phone 12