Protech Systems PA-6822 User Manual page 249

Appendix A Ssytem Display
Step 6. (The following steps relate to display settings.)
Power on your PA-6822, tap the icon of the VGA driver utility on the taskbar and
select "Graphic Properties" to start the utility.
Step 7.
Tap "Display Devices" on the left. Select "Extended Desktop" for the operating mode
and set the primary device as "Notebook" and the secondary device as "Monitor."
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PA-6822 Series User Manual