Supero 2027R-WRF, User Manual

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Chapter 3: System Interface
3-3
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HDD:
Indicates IDE channel activity. SAS/SATA drive and/or DVD-ROM drive
activity when fl ashing.
•
Power Failure:
When this LED is on, it indicates a power failure in the power
supply.
•
NIC1:
Indicates network activity on GLAN1 when fl ashing.
•
NIC2:
Indicates network activity on GLAN2 when fl ashing.
•
Overheat/Fan Fail:
When this LED fl ashes it indicates a fan failure. When
continuously on (not fl ashing) it indicates an overheat condition, which may be
caused by cables obstructing the air fl ow in the system or the ambient room
temperature being too warm. Check the routing of the cables and make sure
all fans are present and operating normally. You should also check to make
sure that the chassis covers are installed. Finally, verify that the heatsinks are
installed properly. This LED will remain
fl ashing or on as long as the overheat
condition exists.