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Figure 19. Replacing the NVRAM Backup Battery
1. positive side of battery
2. negative side of battery connector
Storage Controller Card
Your system includes a dedicated expansion-card slot on the blade system board for the storage controller card that
provides the integrated storage subsystem for your system’s hard drives. The storage controller card supports SAS and
SATA hard drives.
NOTE: The storage controller card is located underneath the drive bays.
Removing The Storage Controller Card
CAUTION: Many repairs may only be done by a certified service technician. You should only perform
troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or
telephone service and support team. Damage due to servicing that is not authorized by Dell is not covered by your
warranty. Read and follow the safety instructions that came with the product.
CAUTION: To ensure proper system cooling, a storage controller blank must be installed on the storage controller
card connector that is not occupied. Remove the storage controller blank only if you intend to install a storage
controller card.
1. Remove the blade from the enclosure.
2. Open the blade.
3. Remove the blade system board and place it on the work surface.
4. Remove the two screws from the storage controller card.
5. Pull the storage controller card straight up and out of the connector.
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