Page: 91
Service Guide ML390/391
Chapter 4 Failure & Repair Analysis
RAP 05: Malfunction of Operator Panel Switch(es)
START
Is the operator panel board correctly connected to CN1 of the control board?
YES Replace the operator panel assembly.
Is the problem resolved?
YES End of procedure.
NO Replace the control board.
Is the problem resolved?
YES End of procedure.
NO Contact Technical Support.
NO Correctly make the connection.
Is the problem resolved?
YES End of procedure.
NO Replace the control board.
Is the problem resolved?
YES End of procedure.
NO Contact Technical Support.
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Summary of Contents for MICROLINE Turbo ML390
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