Chapter 2 Preparations
1.14
Extra Battery / Flash Backup Unit for RAID Controller
If a RAID Controller (N8103-161/168/172/173/174) is installed, use the extra battery or flash backup unit (FBU)
to avoid data loss caused by accidents including temporary blackout during a Write Back operation. The model
of the extra battery and flash backup unit to be used depends on RAID Controller.
•
For N8103-172/173/174, use N8103-153.
•
For N8103-161/168, use FBU.
1.14.1 Handling precautions
Observe the following when using extra battery or FBU. Ignoring these precautions may cause damage to your
data or other devices.
•
Use the extra battery or FBU appropriate to the RAID Controller to be used.
•
The extra battery is an electronic device sensitive to static electricity. Before installation, touch the metal
frame part of the server to discharge the static electricity from your body.
•
Do not drop or bump the extra battery or FBU.
•
For recycling and disposing of the extra battery or FBU, refer to the User's Guide that comes with the
RAID Controller or extra battery.
1.14.2 Installing Battery
This section describes the procedure of installing a battery for RAID Controller (N8103-149/150/151/160).
1.
See steps 1 to 6 in Chapter 2 (1.3 Overview of Installation and Removal) for preparations.
2.
Connect a cable that comes with extra
battery to the extra battery.
When connecting the cable, pay
attention to the shape of connector, and
align the connector on extra battery with
black marking on battery control cable.
3.
Install the additional battery to the
support bar by using 3 screws.
The installation position of the battery
depends on installed RAID Controller.
80
Express5800/R120e-2M User's Guide
1. Installing Internal Optional Devices