User's Manual

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9.4.1. Battery power Tab
Modify display backlight settings when device runs on batteries.
 Set display brightness level
 Set backlight timeout time.
Available options:
10 sec
30 sec (by default)
1 min
2 min
3 min
4 min
5 min
 Enable to turn on backlight when a button is pressed or the screen is tapped
☞NOTE: To extend battery life it is recommended to set display backlight turn off time as short as possible.
☞NOTE: To extend battery life it is recommended to set display backlight brightness level as low as possible.
9.4.2. External power Tab
Modify display backlight settings when device runs on external power.
 Set display brightness level
 Set backlight timeout time.
Available options:
Unchecked (By default)
1 min
2 min
5 min
10 min
15 min
30 min
 Enable to turn on backlight when a button is pressed or the screen is tapped
9.4.3. Keyboard backlight Tab
Enable Keyboard backlight when button is pressed
By default this is turned off.