User guide

11
Inter-Tel
®
Model 8690 Endpoint User Guide
GETTING
STARTED
Setting Backlight Options
To save power and extend display life, you can shut off the backlight before the
default sleep mode is activated. The default backlight time-out setting is four hours.
To change the default value for the backlight time-out:
1. Tap Start - Settings - Control Panel.
2. Double-tap Display.
3. In the Display Properties dialog box, tap the Backlight tab.
4. Select the Automatically turn off backlight while on external power check
box.
5. From the drop-down list, select the amount of idle time before the backlight
turns off, and then tap
OK.