User`s guide
3-2
NovaScale R422-E2/R422-INF-E2 Installation and User's Guide
2
1
3-3 Control Panel LEDs
Each of the two control panels located on the front of the NovaScale R422-E2/
R422-INF-E2 chassis has ve LEDs. Each LED provides you with critical informa-
tion related its own specic serverboard. This section explains what each LED
indicates when illuminated and any corrective action you may need to take.
Overheat/Fan Fail
When this LED ashes, it indicates a fan failure. When on continuously it indicates
an overheat condition, which may be caused by cables obstructing the airow 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 ashing
or on as long as the indicated condition exists.
NIC2
Indicates network activity on LAN2 when ashing
NIC1
Indicates network activity on LAN1 when ashing.
HDD
Channel activity for the hard disk drives. This light indicates SATA drive activity
on the NovaScale R422-E2/R422-INF-E2 when ashing.