Dell PowerEdge RAID Controller H800 - Manual (Page 2)

Figure 1-1. Removing and Installing the PERC Adapter
Replacing the BBU on a PERC 5/i, PERC 6/i, PERC H700, or PERC H800
1 Ensure that there is no preserved cache on the PERC adapter. See "Managing
Preserved Cache" on page 4.
2 Perform a controlled shutdown of the system and attached peripherals.
3 Disconnect the system from the electrical outlet and remove the system cover.
4 Remove the Battery Backup Unit (BBU) from the plastic mounting shroud
in your system and disconnect the battery cable.
5 Re-connect the BBU to the controller by inserting the end of the battery cable
into the connector on the controller.
1 PCI-E slot 2 PERC adapter
3 DIMM 4 tabs (2)
2
3
4
1