Controller canister
Cam handle
Step 4. Move the cam handle to the left to lock the controller canister in place.
Step 5. Reconnect all the cables.
Go to Complete battery replacement.
Complete battery replacement
If you have a two-controller configuration, you place the affected controller online and confirm that all
components are working correctly. Then, you can collect support data and resume operations.
Place controller online
Place the controller online to confirm the storage array is working correctly. Then, you can collect support
data and resume operations.
Perform this task only if your storage array has two controllers.
Step 1. As the controller boots, check the controller LEDs and the seven-segment display.
Note:
The figure shows an example controller canister. Your controller might have a different
number and a different type of host ports.
When communication with the other controller is reestablished:
• The seven-segment display shows the repeating sequence
OS
,
OL
,
blank
to indicate that the
controller is offline.
• The amber Attention LED remains lit.
• The Host Link LEDs might be on, blinking, or off, depending on the host interface.
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ThinkSystem DE Series Hardware Installation and Maintenance Guide for 2U Enclosures
Summary of Contents for DE120S
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