If you are accessing ThinkSystem System Manager using the
controller you are attempting to take offline, a ThinkSystem System
Manager Unavailable message is displayed. Select Connect to an
alternate network connection to automatically access ThinkSystem
System Manager using the other controller.
◦ To use SMcli under system terminal:
a.
Download SMcli from ThinkSystem System Manager and set up SMcli command
execution environment.
b.
Execute one of the following SMCli commands:
▪ For controller A:
set controller [a] availability=offline;
▪ For controller B: set controller [b] availability=offline;
The system attempts to take the controller offline.
Notes:
▪ Execution environment requires setting JAVA_HOME environment variable, and
JRE8 or later.
▪ See Command Line Interface (CLI) Reference and follow the complete command
syntax for this operation.
6.
Wait for ThinkSystem System Manager to update the controller’s status to offline.
Do not begin any other operations until after the status has been updated.
2.2.2. Step 2: Remove controller canister
Before you can remove the failed battery, you must remove the controller canister.
Steps
1.
Put on an ESD wristband or take other antistatic precautions.
2.
Label each cable that is attached to the controller canister.
3.
Disconnect all of the cables from the controller canister.
To prevent degraded performance, do not twist, fold, pinch, or step on the
cables.
4.
If the host ports on the controller canister use SFP+ transceivers, leave them installed.
5.
Confirm that the Cache Active LED on the back of the controller is off.
6.
Squeeze the latch on the cam handle until it releases, and then open the cam handle to the
right to release the controller canister from the shelf.
5
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