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I I f f y y o o u u r r s s y y s s t t e e m m i i s s i i n n . . . . . .
An HA pair
Completing the replacement process
After you replace the part, you can return the failed part to Lenovo, as described in the RMA instructions
shipped with the kit.Contact technical support at
additional help with the replacement procedure.
P P r r o o c c e e d d u u r r e e
Step 1.
Recable the system storage and networking cables, as needed.
Step 2.
Reconnect the power supply.
a.
Open the power cable retainer and plug the power cable into the power supply.
b.
Plug the power cable into the power source.
Step 3.
Return the node to normal operation by giving back its storage from the running node: storage
failover giveback -ofnode impaired_node_name
Note: This operation need to be performed when the impaired node shows "Waiting for
giveback...".
Step 4.
If automatic giveback was disabled, reenable it: storage failover modify -node local -auto-
giveback true
Replacing the real-time clock battery
You replace the real-time clock (RTC) battery in the controller module so that your system's services and
applications that depend on accurate time synchronization continue to function.
A A b b o o u u t t t t h h i i s s t t a a s s k k
• You can use this procedure with all versions of ONTAP supported by your system
• All other components in the system must be functioning properly; if not, you must contact technical
support.
ThinkSystem DM5100F Hardware Installation and Maintenance Guide
62
T T h h e e n n . . . . . .
After the impaired node is displaying the
Waiting for Giveback... message, perform a
giveback from the healthy node:
1. Perform a giveback from the healthy node:
storage failover giveback -ofnode partner_
node_name
This initiates the process of returning
ownership of the impaired node's
aggregates and volumes from the healthy
node back to the impaired node.
Note: If the giveback is vetoed, you can
consider overriding the vetoes.
If giveback is vetoed
2. Monitor the progress of the giveback
operation by using the storage
failover show-giveback command.
3. After the giveback operation is complete,
confirm that the HA pair is healthy and that
takeover is possible by using the storage
failover show command.
4. Restore automatic giveback if you
disabled it by using the storage
failover modify command.
Lenovo Data Center Support
if you need the RMA number or
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