Removing The Battery Pack; Recovering Data From The Battery-Backed Write Cache - HP ProLiant DL385 G7 Maintenance And Service Manual

Removing the battery pack

To remove the component:
Power down the server (on page 26).
1.
Extend or remove the server from the rack
2.
server from the
Remove the access panel
3.
Remove the PCI riser cage
4.
Disconnect the cable, and then remove the battery pack.
5.
To replace the component, reverse the removal procedure.

Recovering data from the battery-backed write cache

If the server fails, use the following procedure to recover data temporarily stored in the BBWC.
CAUTION:
electrostatic discharge
Perform one of the following:
1.
Set up a recovery server station using an identical server model. Do not install any internal drives or
o
BBWC in this server. (HP recommends this option.)
Find a server that has enough empty drive bays to accommodate all the drives from the failed server
o
and that meets all the other requirements for drive and array migration.
Power down the failed server
2.
module, a green LED on the module flashes every 2 seconds.
CAUTION:
Detaching the cable causes any unsaved data in the cache module to be lost.
Transfer the hard drives from the failed server to the recovery server station.
3.
Perform one of the following:
4.
rack" on page 27).
("Access panel" on page 33).
("PCI riser cage" on page 43).
Before starting this procedure, read the information about protecting against
("Preventing electrostatic
("Power down the
Do not detach the cable that connects the battery pack to the cache module.
("Remove the server from the
discharge" on page 25).
server" on page 26). If any data is stored in the cache
Removal and replacement procedures 49
rack" on page 27, "Extend the