EonStor U16U Installation and Hardware Reference Manual
1-14
Hot-Swappable Components
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RAID Controller
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LCD Panel
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Cooling FAN Module
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PSU Module
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Drive Trays
1.6.3 Firmware (FW) and RAIDWatch GUI
Firmware:-
The firmware is pre-installed software that is used to configure the
subsystem. The FW can be accessed through either the front panel LCD module or a
terminal emulation program that is installed on an external computer that is connected to
the host.
RAIDWatch:
- RAIDWatch is a premier web-based graphics user interface (GUI) that can
be installed on a remote computer and accessed via the web.
1.6.4 Audible
Alarms
The ES subsystem comes with audible alarms that will be triggered when certain active
components fail or when certain (controller or subsystem) thresholds are exceeded. If you
hear an audible alarm being emitted from the ES subsystem it is imperative that you
determine and rectify the problem immediately.
WARNING:
Failing to respond when an audible alarm is heard can lead to permanent damage of
the ES subsystem. If an audible alarm is heard, rectify the problem as soon as
possible.
1.7. Hot-Swappable Components
1.7.1 Hot-Swap
Capabilities
The ES U16U subsystem comes with a number of hot-swappable components. A hot-
swap component is one that can be exchanged while the subsystem is still online without
affecting the operational integrity of the subsystem. These components should only be
removed from the subsystem when they are being replaced. These components should, at
no other time, be removed from the subsystem.
1.7.2 Components
The following components are all hot-swappable:
