1. Installing Internal Optional Devices
Express5800/GT110d User’s Guide
54
Chapter 2 Preparations
1.9
Extra Battery for RAID Controller
If a RAID Controller (N8103-129/130/128/134) is installed, use the optional extra battery to avoid data loss
caused by accidents including temporary blackout during a write-back operation. The model of the extra
battery to be used depends on RAID Controller.
For N8103-129/130, use N8103-121 extra battery
For N8103-128/134, use N8103-141 extra battery
1.9.1
Handling precautions
Below are the precautions to be observed whenever using the backup battery. Be sure to observe the
following, otherwise property such as data or other devices might be destroyed.
Use the extra battery that supports the RAID Controller used.
The extra battery is a very delicate electronic device. Before installation, touch the metal frame part of
the server to discharge the static electricity from your body.
Do not drop or bump the backup battery.
For recycling and disposing the backup battery, refer to the user’s guide that comes with it.
1.9.2
Installing N8103-121 extra battery
This section describes the procedure of installing an extra battery for RAID Controller.
1.
Fill out the date on the label. Fill out the installation date on the setup date label supplied with the
extra battery and attach it to the battery case.
Important The shelf life of the battery pack is about 2 years though actual life depends
on the operating environment and conditions. If it has been used for 2 years
or more, the maximum data backup time (72 hours) is not guaranteed.
Replace it soon with a new battery pack, referring to the user’s guide for the
extra battery.
e.g.
Y
2010.
M
4
Write the date.
Example: Y 2007. M 12
