BMC event log may report error messages on power supply while system is operating under typical condition. Most often the messages are consecutive ones between "PSU slow fan" and "PSU over temperature." When this happens the front panel status LED will be red.

	TA937: Technical Advisory [PDF]
	File Name: SR1670HV S5500HV BMC issue TA.pdf Size: 15,256 bytes Date: November 2009

This applies to:

Intel® Server Board S5500HV