ProLiant ML570 Generation 4 Server Maintenance and Service Guide

Removal and replacement procedures 60
4.
Remove the BBWC battery pack from the controller.
To replace the component, reverse the removal procedure.
BBWC cache module
To remove the component:
1. Power down the server (on page 28).
2. Do one of the following:
o Unlock and remove the bezel ("Tower bezel" on page 29).
o Extend the server from the rack (on page 28).
3. Remove the access panel ("Access panel" on page 31).
CAUTION: To prevent a server malfunction or damage to the equipment, do not add or
remove the battery pack while an array capacity expansion, RAID level migration, or stripe
size migration is in progress.