Batteries
A battery is included with a controller and preserves cached data if the AC power fails.
Overview and requirements
Before you replace a battery, you need to be aware of certain requirements and considerations.
Requirements for replacing a battery
If you plan to replace a failed battery, keep the following requirements in mind.
Recovery Guru alerts
If the Recovery Guru in SANtricity System Manager reports one of following statuses, you must
replace the affected battery:
• Battery Failed
• Battery Replacement Required
From SANtricity System Manager, review the details in the Recovery Guru to confirm that there is
an issue with a battery and to ensure no other items must be addressed first.
Requirements for replacing a battery
If you plan to replace a battery, keep the following requirements in mind.
• You must have installed SANtricity Storage Manager on a management station, so you can use
the storage array's command line interface (CLI).
If this software has not yet been installed, follow the instructions in the
Linux express
configuration
,
Windows express configuration
, or
VMware express configuration
to download
and install it.
• You must have a replacement battery.
• You have an ESD wristband, or you have taken other antistatic precautions.
• You must use labels to identify each cable that is connected to the controller canister.
This section describes how to replace a battery in the following controller shelves:
• EF300 controller shelf
• EF600 controller shelf
Replace battery
Each controller canister includes a battery that preserves cached data if the AC power fails. If the
Recovery Guru in SANtricity System Manager reports either a Battery Failed status or a Battery
Replacement Required status, you must replace the affected battery.
Steps
1.
Place controller offline
on page 6
You must place the affected controller offline so you can safely remove the failed battery. You
must back up the configuration and collect support data first. Then, you can take the affected
controller offline.
2.
Remove controller canister
on page 7
You remove the controller canister so you can replace the failed battery with a new one.
Disconnect all the cables then you can slide the controller out of the controller shelf.
3.
Remove failed battery
on page 8
Maintaining EF300 and EF600 Hardware
5
Batteries
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