NEC BBU, User Manual

Page: 20 / 29

17
1-2. Putting Setup Date Label
Fill in the year and month corresponding to the BBU installation date on the battery label coming with the
BBU. Stick the label on the BBU surface.
Fill in the year and month.
Example) Y
2005
. M
12
Notice
The battery life is about 2 years and varies depending on the environment
of use and operating conditions. If the battery pack is used for more than 2
years, we cannot guarantee that the maximum data backup time (72 hours)
can still be achieved. Replace the battery pack as described in "Chapter 3
Operation and Maintenance."
1-3. Installing the BBU in the Disk Array Controller
Install the BBU in the disk array controller as described in the following procedure:
1.
Open the lever securing the memory module of the disk array controller.
2.
Remove the memory module from the disk array controller.
3.
Insert securely the BBU into the slot.
4.
Close the lever that was opened in Step 1 to fix the BBU.
Disk array controller
Memory (256 MB DIMM-II)
BBU