Beijer Electronics iX Panel K70 EN - Manual (Page 25)

Hardware Replacement
8.4.1 Self-test of the Display
To perform a self-test of the display, follow the steps below:
1. Start the operator panel in a self-test mode (see table in the
Mode Switches section).
2. Go to the display test. Verify that the display works.
3. If the screen does not work, try fault tracing, see the
Fault Tracing section.
Beijer Electronics, MAEN002 25