Supermicro SUPERSERVER 6014L-M4, User Manual

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3-3 Control Panel LEDs
The control panel located on the front of the chassis has fi ve LEDs. These LEDs
provide you with critical information related to different parts of the system. This
section explains what each LED indicates when illuminated and any corrective ac-
tion you may need to take.
Overheat/Fan Fail: When this LED fl ashes, it indicates a fan failure. When
on continuously it indicates an overheat condition, which may be caused by cables
obstructing the airfl 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 (see Chapter
5). This LED will remain fl ashing or on as long as the indicated condition exists.
NIC2: Indicates network activity on JLAN2 when fl ashing .
NIC1: Indicates network activity on JLAN1 when fl ashing.
HDD: Channel activity for all HDDs. This light indicates CD-ROM and SCSI
drive activity when fl ashing.
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