Supermicro 8048B-TR4FT, User Manual

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Chapter 3: System Interface
3-3
1
2
NIC1
Indicates network activity on GLAN1 when fl ashing.
NIC2
Indicates network activity on GLAN2 when fl ashing.
Universal Information LED
See the following table for the status shown by this LED.
Universal Information LED
Status Description
Continuously on and red An overheat condition has occurred. (This may be caused by cable congestion.)
Blinking red (1 Hz) Fan failure: check for an inoperative fan.
Blinking red (0.25 Hz) Power failure: check for an inoperative power supply.
Solid blue Local UID has been activated. Use this function to locate the server in a rack
environment.
Blinking blue (300 msec) Remote UID has been activated. Use this function to locate the server from a
remote location.
If the server overheats, you should check the following: Use the LEDs to determine
the nature of the overheating condition. Confi rm that the chassis covers are installed
properly. Check the routing of the cables and make sure all fans are present and
operating normally. Finally, verify that the heatsinks are installed properly.