You can replace a power canister while your storage array is powered on and performing host I/O
operations, as long as the second power canister in the shelf has an Optimal status and the OK to
remove field in the Details area of the Recovery Guru in ThinkSystem System Manager displays
Yes.
While you perform this task, the other power canister supplies power to both fans to ensure that the
equipment does not overheat.
4.3.2. Before you begin
•
Review the power canister requirements in
Requirements for canister replacement.
•
Review the details in the Recovery Guru to confirm that there is an issue with the power
canister and select Recheck from the Recovery Guru to ensure no other items must be
addressed first.
•
Check that the amber Attention LED on the power canister is on, indicating that the canister has
a fault. Contact technical support for assistance if both power canisters in the shelf have their
amber Attention LEDs on.
What you’ll need
•
A replacement power canister that is supported for your controller shelf or drive shelf model.
•
An ESD wristband, or you have taken other antistatic precautions.
4.3.3. Step 1: Prepare to replace power canister
Prepare to replace a power canister in a 60-drive controller shelf or drive shelf.
Steps
1.
Collect support data for your storage array using ThinkSystem System Manager.
a.
Select Support › Support Center › Diagnostics.
b.
Select Collect Support Data.
c.
Click Collect. The file is saved in the Downloads folder for your browser with the name,
support-data.7z.
2.
From ThinkSystem System Manager, determine which power canister has failed.
a.
Select Hardware.
b.
Look at the power
icon to the right of the Shelf drop-down lists to determine which
shelf has the failed power canister.
If a component has failed, this icon is red.
c.
When you find the shelf with a red icon, select Show back of shelf.
d.
Select either power canister or the red power icon.
e.
On the Power Supplies tab, look at the statuses of the power canisters to determine which
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