Intel SR9000MK4U manual SAS Hard Drive LED Details, LED Color State Description

The hard drive carriers contain light-pipes that allow dual-color LED indicators to display through the bezel. The hard drive status is described in Table 4.

Table 4. SAS Hard Drive LED Details

LED Color	State	Description
Green	On	Activity
	4 Hz blink	Locate
	1 Hz blink	Rebuild
Red	On	Error
Red / Green / Off	Blink	Hard drive insert
		Power on reset with or without hard drive

Notes:

•To test the hard drive LEDs, do the following:

—Install a hard drive.

—Power on the system.

—Watch for the LED status to change. The red LED should be on for 0.5 seconds, then the green turns on and remains on.

•Intel validates specific hard drive types in the Server System SR9000MK4U. See the Intel® Server System SR9000MK4U Tested Hardware and Operating System List for a list of the drives supported.

Intel® Server System SR9000MK4U Product Guide 7