System Monitoring
Power-On LED
There is one I/O LED (green) on the front panel to indicate if the system is powered.
LED State |
Color |
Description |
On |
Green |
System is turned on |
Blinking |
Green |
System is under S4 state |
Off |
N/A |
Power off |
LAN Interfaces LEDs
LAN3/LAN4 Rear I/O LED Interface
There are two I/O LEDs (green and amber) to indicate LAN link and activity.
Left LED |
Right LED |
Description |
Off |
Green |
10M bps linked |
Off |
Blinking Green |
10M bps active |
Amber |
Green |
100M bps linked |
Amber |
Blinking Green |
100M bps active |
Green |
Green |
1G bps linked |
Green |
Blinking Green |
1G bps active |
Off |
Off |
No link |
LAN1/LAN 2 Rear I/O LED Interface
There are two I/O LEDs (green and amber) to indicate LAN link and activity.
Left LED |
Right LED |
Description |
Amber |
Green |
1G bps linked |
Amber |
Blinking Green |
1G bps active |
Green |
Green |
10G bps linked |
Green |
Blinking Green |
10G bps active |
Off |
Off |
No link |
Power Module LED
There are two I/O LEDs (amber and green) to indicate the power module state.
LED State |
Color |
Description |
Blinking |
Amber |
Power supply warning event |
Blinking |
Green |
AC present standy output on |
On |
Amber |
AC unplug to this module or power supply critical event |
On |
Green |
Power supply DC output ON and OK |
Off |
Off |
No AC power to both power modules |
Network Interface Cards LEDs
There are two I/O LEDs per port:
LED 1 and 2: Bi-color I/O LED which indicates link status. LED behavior is described below for Ethernet and InfiniBand port configurations.
LED 3 and 4: Reserved for future use.
LED1 and LED2 Link Status Indications (Physical and Logical)—Ethernet Protocol
LED Color and State |
Description |
Off |
A link has not been established. |
Blinking amber |
1 Hz blinking amber occurs when a beacon command for locating the adapter card running . 4 Hz blinking amber indicates a problem with the physical link. |
Solid green |
Indicates a valid link with no active traffic. |
Blinking green |
Indicates a valid logical link with active traffic. |
LED1 and LED2 Link Status Indications (Physical and Logical)—InfiniBand Protocol
LED Color and State |
Description |
Off |
A physical link has not been established. |
Solid amber |
Indicates an active physical link. |
Blinking amber |
1 Hz blinking amber occurs when a beacon command for locating the adapter card is running. 4 Hz blinking amber indicates a problem with the physical link. |
Solid green |
Indicates a valid logical (data activity) link with no active traffic. |
Blinking green |
Indicates a valid logical link with active traffic. |