SUPER MICRO Computer 6025B-UR - Manual (Page 29)

Chapter 3: System Interface
3-3
HDD: Indicates IDE channel activity. On the SuperServer 6025B-UR, this
LED indicates SAS/SATA and/or DVD-ROM drive activity when fl ashing.
Power:
Indicates power is being supplied to the system's power supply units.
This LED should normally be illuminated when the system is operating.
3-4 Drive Carrier LEDs
SAS/SATA Drives
Green: Each drive carrier has a green LED. When illuminated, this green
LED (on the front of the drive carrier) indicates drive activity. A connection to the
SAS/SATA backplane enables this LED to blink on and off when that particular
drive is being accessed. Please refer to Chapter 6 for instructions on replacing
failed SAS/SATA drives.
Red: The red LED to indicate a drive failure. If one of the SAS/SATA drives
fail, you should be notifi ed by your system management software. Please refer to
Chapter 6 for instructions on replacing failed drives.