Replacing A Controller Module; Controller Module Replacement Overview - Infortrend EonStor S12E-R1132-4 Installation And Hardware Reference Manual

EonStor S12E-R1132-4/G1133-2 Installation and Hardware Reference Manual
including the PSU modules (along with the cooling modules
within), BBU, and drive trays, are hot-swappable and can be
replaced while the subsystem is still in operation.
․
Qualified engineers who are familiar with the subsystem should
be the only ones who make component replacements. If you
are not familiar with the subsystem and/or with RAID
subsystem maintenance in general, it is strongly advised that
you refer system maintenance to a suitably qualified engineer.
․
Normalized airflow is directly dependent on the presence of all
system components. Even if a subsystem component fails, it
should not be removed from the subsystem until a replacement
is readily at hand and can be quickly installed. Removing a
subsystem component without replacing it can lead to
permanent damage.
․
When replacing any hot-swappable component, caution should
be taken to ensure that the components are handled in an
appropriate
components can lead to irreparable damage.
․
When removing a RAID controller from the subsystem, ensure
that your applications running on servers have been properly
closed, users notified of the down time, all cached writes
conducted, etc. Ensure that power has been turned off and that
all precautionary measures, without exception, are adhered to.
The controller board is very sensitive and can be easily
damaged.
When inserting a removable module, take heed that DO NOT USE
EXCESSIVE FORCE! Forcing or slamming a module can damage the
connector pins either on the module itself or on the backplane. Gently push
the module until it reaches the end of module slot. Feel the contact
resistance and use slightly more force to ensure the module connectors are
correctly mated. If the module comes with ejection levers or retention
screws, use them to secure the module.
5.2.

Replacing a Controller Module

5.2.1

Controller Module Replacement Overview

The controller module consists of the following components:
5-2
manner.
WARNING!
Rough or improper handling of