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C. Control Board and Display Module
• For factory default settings, see "II.H. Service Menu."
• For control board check procedure, see "IV.B. Control Board Check."
NOTICE
• The control board and display module are fragile; handle very carefully.
• The control board and display module contain integrated circuits, which are
susceptible to failure due to static discharge. It is especially important to touch
the metal part of the appliance before handling or replacing the control board and
display module .
• Do not touch the electronic devices on the control board and display module or
the back of the control board or display module.
• Do not change wiring and connections. Do not misconnect terminals.
• Do not short out power supply to test for voltage.
• Always replace the whole control board and display module assembly if it goes
bad.