Display test

Follow these instructions to test the functionality of the control-panel display.

1.Touch Administration, touch Troubleshooting, and then touch Control Panel.

2.Touch Display. The display test shows test patterns on the control-panel display.

Buttons test

Follow these instructions to test the functionality of the control-panel buttons.

1.Touch Administration, touch Troubleshooting, and then touch Control Panel.

2.Touch Buttons. The buttons test directs you to press each control-panel button to test its functionality.

Touchscreen test

Follow these instructions to test the functionality of the control-panel touchscreen.

1.Touch Administration, touch Troubleshooting, and then touch Control Panel.

2.Touch Touchscreen. The touchscreen test divides the screen into a grid and then asks you to touch each section of the grid to test its functionality.

ENWW

Diagnostic tools 147