5015M-UR, 5015M-U, 5015M-NTR, 5015M-NT ServerBoard User's Manual

Chapter 3: System Interface

3-3

 NIC2: Indicates network activity on LAN2 when ﬂ ashing .

 NIC1: Indicates network activity on LAN1 when ﬂ ashing.

 HDD: Indicates IDE channel activity. On the SuperServer 5015M-UR/

5015M-U/5015M-NTR/5015M-NT this light indicates 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 SATA Drive Carrier LEDs

Each Serial ATA drive carrier has two LEDs.

 Green: When illuminated, the green LED on the front of the SATA drive car-

rier indicates drive activity. A connection to the SATA backplane enables this LED

to blink on and off when that particular drive is being accessed.

 Red: The red LED indicates two states. When blinking, it indicates the drive

is rebuilding. When solid, it indicates a drive failure. If a SATA drive fails, you

should be notiﬁ ed by your system management software. Please refer to Chapter

6 for instructions on replacing failed SATA drives.