Remove De2000H And De4000H Canister - Lenovo ThinkSystem DE Series Manual


◦ 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:
▪ For controller B:
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
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.
7. Go to
Remove DE2000H and DE4000H controller

2.3. Remove DE2000H and DE4000H canister

You need to remove the controller canister from the controller shelf, so you can
remove the battery.
When you remove a controller canister, you must disconnect all cables. Then, you can slide the
controller canister out of the controller shelf.
What you'll need
• An ESD wristband, or you have taken other antistatic precautions.
• Labels to identify each cable that is connected to the controller canister.
Steps
1. Put on an ESD wristband or take other antistatic precautions.
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.
set controller [a] availability=offline;
set controller [b] availability=offline;
and follow the complete command
canister.
5