User Manual

87 Chapter 3
3.2.5.2 Brightness
Table 3.21: Brightness
ICON ITEM & FUNCTION
LCD Brightness
Tune the LCD brightness by tapping right-arrow & left-arrow.
Can also tune the LCD brightness by pressing right-direction
key or left-direction key of keypad.
Amounts 7 steps: Every step have corresponding picture of
self.
1. 2. 3. 4. 5.
6. 7.
Enable Keypad Brightness
Open keypad brightness or
not.
Backlight Timeout
Save battery life by automatically turning off the backlight
when not used.
Battery
Power, turn off
backlight after
The table must disable when its item is
not marked.
The table has 15 seconds, 30 seconds,
1 minute, 2 minutes
and 5 minutes.
AC Power, turn off
backlight after
The table must disable when its item is
not marked.
The table has 15 seconds, 30 seconds,
1 minute, 2 minutes
and 5 minutes.
Dim backlight
after 20 seconds of
idleness.
Save battery life functionally of idleness
mode, open it or not.