2.Power OFF your touch screen and then power ON again.

Once recovery has started, it is automatic. A menu will appear providing options—you must ignore it.

3.When recovery is complete, remove the System Recovery CD.

4.Power OFF your touch screen and then power ON again.

5.Perform System Maintenance. See maintenance procedures on page 24.

how do I calibrate my touch screen?

1.Press the Quit button and select Exit to exit your scanner software.

2.Press the System Setup button.

3.Press the Calibrate Touch Screen button and follow the instructions on the screen.

how do I shut down my system?

1.Press the Quit button.

2.Press the System Shutdown button.

3.When you read the ready to power off message on your touch screen, power OFF the touch screen.

4.Power OFF the scanner.

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hp designjet 815mfp & scanner 4200