Code 6131: “icp fan - voltage high” (Warning)

Situation

Solution

Malfunction Fan Control board or SMPS board.

Measure on the Signal Backplane the ++12V voltage on pin 1, 2 or 3 of the connector of the black wire unit which comes from the SMPS board. See image.

If the measured voltage is about12V then replace the Fan Control board. See "Removing a board in the card cage". Otherwise replace the SMPS board. See"Replacement of the Switched Mode Power Supply".