
Hardware Replacement
8.4.1 Self-testoftheDisplay
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. Verif y that the display works.
3.
If the screen does not work, try fault tracing, see the Fault Tracing section.
BeijerElectronics, MAEN002
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