Samsung t139 User Manual
Page 16
 
12
Shows the level of your battery. The more
bars you see, the more power you have 
remaining.
Displays when a new text message was 
received.
Displays when a new voice mail was 
received.
Displays when a new picture message was 
received.
Displays when you are out of your service
area.
Displays when a call is in progress.
Displays when the Call Forwarding feature is
active. For more details, see “Call 
forwarding” on page 58.
Displays when the Incoming call sounds are 
set to vibration.
Displays when the Incoming call sounds are
set to Melody and vibration.
Displays when the Incoming call sounds are
set to Vibration then melody.
Displays when the Incoming call sounds are
set to Melody then vibration.
Displays when Silent Mode is active.
Displays when Bluetooth wireless technology
is active.
Backlight
A backlight illuminates the internal display and the keypad. When 
you press any key, the backlight comes on. It goes off when no 
keys are pressed within a given period of time, depending on the 
setting within the 
Backlight
menu. The display turns off after one
minute to conserve battery power.
The On setting is how long the keypad backlight is on. The Dim 
option is how much longer after the keypad backlight goes off 
that the display remains lit.
To specify the length of time the backlight is active, access the
Backlight
menu:
1.
From Idle mode, press the Menu
➔
Settings
➔
Display
settings option and press the Select soft key or
.
2.
Select Backlight
➔
Duration and press the Select soft
key or
.