Requirements For Replacing A Power Supply; Requirements For Replacing A Power Canister; Requirements For Replacing A Fan Canister - Fujitsu ETERNUS AB Series Maintaining Hardware

Attention: Possible equipment damage — If you replace a fan canister with the power turned on, you
must complete the replacement procedure within 30 minutes to prevent the possibility of overheating
the equipment.

Requirements for replacing a power supply

If you plan to replace a power supply, keep the following requirements in mind.
• You must have a replacement power supply (power-fan canister) that is supported for your controller shelf
or drive shelf model.
• You have an ESD wristband, or you have taken other antistatic precautions.
• You can replace a power supply (power-fan canister) while your storage array is powered on and
performing host I/O operations, as long as the following conditions are true:
• The second power supply (power-fan canister) in the shelf has an Optimal status.
• The OK to remove field in the Details area of the Recovery Guru in SANtricity System Manager displays
Yes, indicating that it is safe to remove this component.
Attention: If the second power supply (power-fan canister) in the shelf does not have Optimal
status or if the Recovery Guru indicates that it is not OK to remove the power-fan canister,
contact technical support.

Requirements for replacing a power canister

If you plan to replace a power canister, keep the following requirements in mind.
• You have a replacement power canister that is supported for your controller shelf or drive shelf model.
• You have one power canister that is installed and running.
• You have an ESD wristband, or you have taken other antistatic precautions.
• You can replace a power canister while your storage array is powered on and performing host I/O
operations, as long as the following conditions are true:
• The other power canister in the shelf has Optimal status.
Note: While you perform the procedure, the other power canister supplies power to both fans to ensure
that the equipment does not overheat.
• The OK to remove field in the Details area of the Recovery Guru in SANtricity System Manager displays
Yes, indicating that it is safe to remove this component.
Attention: If the second power canister in the shelf does not have Optimal status or if the
Recovery Guru indicates that it is not OK to remove the power canister, contact technical
support.

Requirements for replacing a fan canister

If you plan to replace a fan canister, keep the following requirements in mind.
• You have a replacement fan canister (fan) that is supported for your controller shelf or drive shelf model.
• You have one fan canister that is installed and running.
• You have an ESD wristband, or you have taken other antistatic precautions.
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