Understand Your Phone; The Antenna; Backlight Features - Samsung SCH-A790 Series User Manual

Understand your phone

The antenna

Avoid touching the antenna while the 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 these settings reduces battery life.
Folder Open enables the keypad or display backlight to
remain on as long as the folder is open.
In standby mode, press the left soft key (
1.
then press
(
Backlight
LCD
Keypad
Power save
Use the navigation key to highlight
2.
press
Use the navigation key to highlight the amount of time
3.
that you wish the keypad or display to remain illuminated
after a period of inactivity, then press
18
(
Settings
). The following options appear in the display.
.
), (
Display
or
LCD
) ,
Menu
),
, then
Keypad
.