Replacing The Expansion Module - HP 273914-B21 - Smart Array 6404/256 RAID Controller User Manual

b. While holding the battery in one hand, pull the plastic retainer tabs up
5. Replace whichever battery is degraded.
6. Reinstall the batteries on the cache board and the controller board.
7. Reinstall the cache board and its battery on the controller.

Replacing the expansion module

To install the expansion module:
1. Insert the VHDCI connector into the empty slot on the controller bracket (1),
sliding the expansion module under the bracket lip (2).
2. Press firmly on the back of the expansion module to seat the expansion
module connector securely in the socket on the controller board (3).
Upgrading or replacing controller options
and push them through to the other side of the controller board (2).
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