44 --- General settings
Keypad light
The keypad lights can be disabled to prevent excess use
of power. Press
Menu/Select
and then select
Settings
,
General
,
Keypad Light
, and
Off
to disable the keypad
lights. The keypad lights are useful when you want to
use the phone in the dark.
LCD sleep interval
The LCD can be disabled after a specific time interval to
prevent excess use of power. To specify the time inter-
val, press
Menu/Select
and select
Settings
,
General
,
LCD
Sleep Interval
. Then select the time interval from the
time options ranging from 20 seconds through 160 sec-
onds.
Backlight
The LCD screen backlight can be disabled when not in
use to conserve power. To disable the backlight, press
Menu/Select
, and select
Settings
,
General
,
Backlight On/
Off
, and
Off when Inactive
. Alternatively, select the
Always On
option to always keep the backlight enabled.
Alarm clock
The PWG-500 has a real time clock that keeps track of
the time and also lets you set an alarm. To set an alarm,
press not in use to conserve power. To disable the back-
light, press
Menu/Select
, and select
Settings
,
General
,
and
Alarm
. If an alarm has been set before, the previous
alarm time setting is displayed. Press
Menu/Select
and
choose the
Adjust
option. Use the arrow and
Menu/
Select
keys to adjust the time setting. If you want to dis-
able the alarm, select the
Off
option.