Calibrate Screen - Aastra 6739i User Manual

Calibrate Screen

The "Calibrate Screen" option allows you to calibrate the color touchscreen. This process makes fine adjustments to the
color screen on the phone for optimal display purposes.
Calibrating the Screen
IP Phone UI
1. Press on the phone to enter the Options List.
2. Press the <Display> button.
3. Press the <Calibrate Screen> button.
A "Recalibrate touchscreen?" prompt displays.
4. Press "Yes" to continue or "No" to cancel the recalibration.
5. If you press "Yes", the following messages display:
"Waiting for touchscreen activity to subside.... "
6. Press the screen as indicated by each prompt using a SOFT fine tip stylus pen. Do not use a sharp object such
as an ink pen or pencil which may damage the touch screen.:
"Touch the UPPER-LEFT corner of the screen. "
"Touch the UPPER-RIGHT corner of the screen."
"Touch the LOWER-RIGHT corner of the screen. "
"Touch the LOWER-LEFT corner of the screen."
If you touched the screen in the wrong location, the following message displays:
"Received unreliable data. You will be asked to touch the same point again."
Retouch the screen in the correct location to continue.
When the recalibration is finished, the following message displays:
"Validating calibration data....please wait."
7. Press the <Done> button to complete the recalibration, and return to the previous screen.
8. Press the to return to the previous menu or press the
41-001317-00 Rev 02 – 07.2010
to return to the idle screen.
Options Key
59