Brightness Timer; Calibrate Screen - Aastra Clearspan 6739i User Manual

4.4.2

Brightness Timer

The Brightness Timer option allows you to set the amount of time you want the display to stay
illuminated before turning off during a period of inactivity.
For example, if you set the Brightness Timer to 60, when the phone reaches 60 seconds of
inactivity, the LCD brightness goes OFF.
Step Action
1.
Press
Press the key adjacent to Brightness
2.
Timer.
Touch inside the text box.
3.
Press the backspace key to erase the
current value.
Enter the number of seconds.
4.
Press Enter.
5.
6. 
Or

4.4.3

Calibrate Screen

The Calibrate Screen option allows you to calibrate the color touchscreen. This process makes
fine adjustments for optimal display. Use a SOFT fine tip stylus pen or the eraser end of a pencil.
If your touch screen is still slow to respond, it needs to be recalibrated again. It may help to use the
eraser end of a pencil to calibrate the screen.
Step Action
1.
Press
Press the Calibrate Screen key.
2.
___________________________________________________________________________________________
6739i IP PHONE USER GUIDE - CLEARSPAN
AASTRA - 2832-001
Display
> .
Press to return to the
previous menu.
Press or
return to the idle screen.
Display
> .
Result
The Display menu displays.
The text box displays.
The keyboard displays.
The changes are saved and the value
displays on the Brightness Timer key.
to
Result
The Display menu displays.
The message "Recalibrate
Touchscreen?" displays.
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