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Chapter 2 Preparations
1.11
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.
1.11.1 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.
1.11.2 Installing Battery (N8103-153/162)
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.
Remove the two screws and remove PCI
riser card.
3.
Remove the support bar.
Express5800/R120e-1M User's Guide
1. Installing Internal Optional Devices
79
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