Fault Of Controller - NEC NF2300-SR412E User Manual

8.4

Fault of Controller

If a controller is defected, the SERVICE LED on the array controller lights orange. In
addition, the FAULT LED on the controller lights orange. The defected controller may be
replaced with new one with the power of the disk array unit remaining ON.
If a cache or additional card installed in the controller is defected, the SERVICE LED on
the relevant array controller and the FAULT LED on the controller are lit.
If so, replace all the caches and additional cards as well as the controller or contact the
maintenance service agent to identify the defected unit for the replacement.
<Replacement procedure>
(1) Identify the defected controller with the FAULT LED on the controller being lit.
Remove all the cables connected to the defected controller. Write down the
connections between the cables to be removed and the mating connectors.
(2) Loosen a screw securing the ejector of the target controller, open the ejector pulling
it by 90
protection shutter in the unit closes and it is locked.)
o
, and then pull out the controller. (When the controller is pulled out, the
Be careful that it is hot.
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