Replacing a cache backup battery 5–1
Hitachi Unified Storage Hardware Service Guide
Replacing a cache backup
battery
Hitachi Unified Storage systems contain cache backup batteries
that protect cache data against a system crash and power loss.
This chapter describes how to replace the cache backup battery
on Hitachi Unified Storage systems.
The following topics are covered in this chapter:
Precautions when replacing cache backup battery
Replacing the cache backup battery on CBXSS/CBXSL/CBSS/
CBSL Controller Boxes
Replacing the cache backup battery on a CBL Controller Box
NOTE: This chapter assumes you have read the electrostatic
guidelines and other information in Chapter 3, Procedures before
and after replacing components. If you have not, review this
information and then return to this chapter.
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