One of the controllers in this storage subsystem is incompatible with the other controller. The Recovery Guru Details area provides specific information you will need as you follow the Recovery Steps.
Caution: Possible loss of data accessibility. Do not remove a component when either (1) the Service action (removal) allowed (SAA) field in the
Details area of this recovery procedure is NO (
), or (2) the SAA LED on the
affected component is OFF (note that some products do not have SAA LEDs). Removing a component while its SAA LED is OFF may result in temporary loss of access to your data. Refer to the following Important Notes for more detail.
Caution: Electrostatic discharge can damage sensitive components. Use a grounding wrist strap or other anti-static precautions before removing or handling components.
Important Notes
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2 | Check the replacement part number of the remaining controller and ensure that the new controller has the same replacement part number. Select the remaining controller in the physical view and then select the Controller >> Properties menu option to view the replacement part number.
Depending on the model of your controller, the battery may be integrated inside the controller canister, rather than residing in a separate module. If the controller you are replacing contains a battery, you may have to insert the battery from the old controller canister into the new replacement controller canister. Consult your hardware documentation for details. If you do not have a controller with the appropriate replacement part number, contact your technical support representative. |
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3 | Make sure at least 1 minute has elapsed. Then, insert the new (compatible) controller canister firmly into place. | |||||||||||||
4 | Check the status of the controller in the Subsystem Management Window. The controller should have an optimal status. | |||||||||||||
5 | If you have logical drives mapped to hosts that have Automatic Logical Drive Transfer (ADT) disabled, it may be necessary to redistribute the logical drives to their preferred controller. Use the following steps to determine the ADT status of the hosts connected to your storage subsystem:
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6 | Click the Recheck button to rerun the Recovery Guru. The failure should no longer appear in the Summary area. If the failure appears again, contact your technical support representative. |