Samsung SCH-A890ZSVXAR - Manual (Page 17)

Understand your phone
9
Understand your phone
The antenna
Avoid touching the antenna while your phone is on. Contact
with the antenna affects call quality and may cause the phone
to operate at a higher power level than necessary.
Backlight features
You can choose the amount of time that the display and
backlight remain illuminated after a period of inactivity. Keep
in mind that increasing the time the backlight stays on will
reduce the battery life between charging.
Folder Open
enables the keypad or display backlight to
remain on as long as the folder is open.
1. In standby mode, press the left soft key ( ) Menu .
2. Press ( Settings ), ( Display ),
( Backlight ). The following options display.
LCD
Keypad
Power save
3. Use the navigation key to highlight LCD or Keypad , then
press .
4. Use the navigation key to highlight the amount of time
that you want the keypad or display to remain illuminated
after a period of inactivity, then press
.