Samsung SPH N400 Cell Phone User Manual


 
3
Getting to know your phone
Antenna
The antenna is a device for transmitting and receiving
signals. The length of the antenna is determined in part by
your phone’s operating frequency. For best signal quality, use
the antenna in the fully extended position and do not touch
the antenna when the phone is active.
Backlight features
You can choose from one of four settings for the length of
time that the LCD and keypad backlight remain illuminated.
Back key
Use
to erase/clear numbers and characters on the
display, or to return to a previous menu or set of options.
If you enter an incorrect number or character, briefly
press .
To erase all characters from the display, press for
two seconds.
To back up one menu level, briefly press .
To return to standby mode from any menu, press
for two seconds.
End key
The
key can be used one of several ways:
Press and hold to turn on your phone.
Press and hold to turn off your phone.
Press
briefly to disconnect a call, return to standby
mode, or to cancel an entry.