Chapter 3: System Interface
3-3
Information LED
Alerts operator to several states, as noted in the table below.
Information LED
Status Description
Continuously on and red
An overheat condition has occured.
(This may be caused by cable congestion.)
Blinking red (1Hz) Fan failure, check for an inoperative fan.
Blinking red (0.25Hz) Power failure, check for a non-operational power supply.
Solid blue
Local UID has been activated. Use this function to locate
the server in a rack mount environment.
Blinking blue
Remote UID is on. Use this function to identify the
server from a remote location.
Power Fail
Indicates a power supply module has failed.
!
Overheating
A sensor on the backplane will issue a warning at 45°C. Overheating is critical at
49°C. There are several possible responses if the system overheats.
If the server overheats:
1. Use the LEDs to determine the nature of the overheating condition.
2.
3. Make sure all fans are present and operating normally.
4. Check the routing of the cables and
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