Removal and Replacement Procedures
Battery-Backed Write Cache Assembly
The Battery-Backed Write Cache (BBWC) assembly contains the Battery-Backed Write
Cache Enabler (BBWCE), the 5i Plus Memory Module, and the cable that connects the two.
IMPORTANT: The BBWCE and the 5i Plus Memory Module must be removed together, and the cable
must stay connected. Unplugging the cable deletes all the data in the cache.
To remove the BBWC assembly:
1. Power down the server. Refer to “Power ing Down the Server” in this chapter.
2. Extend the server from the rack. Refer to “Extending the Rack from the Server” in this
chapter.
3. Remove the rear access panel. Refer to “Opening and Removing the Rear Access Panel”
in this chapter.
4. Remove the front access panel. Refer to “Re moving the Front Access Panel” in this
chapter.
5. Remove the SCSI cables. Refer to “SC SI Cables” in this chapter.
6. Remove the PCI-X expansion boards. Refer to “No n-Hot-Plug PCI-X Expansion Boards”
in this chapter.
7. Remove the PCI-X expansion board basket. Refer to “PCI-X Expansion Board Basket” in
this chapter.
8. Remove the memory boards. Refer to “R emoving a Memory Board” in this ch apter.
9. Remove the processor air baffle. Refer to “Processor A ir Baffle” in t his chapter.
10. Remove the front fan cage. Refer to “Front Fan Cage” in this chapter.
2-60 HP ProLiant DL580 Generation 2 Server Maintenance and Service Guide
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