System Battery; Replacing The Nvram Backup Battery - Option A - Dell EMC PowerEdge M640 Installation And Service Manual

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Figure 44. Installing the storage controller card
Next steps
1. Install the following:
a.
Drives
b.
Drive backplane
c.
Drive cage
2. Follow the procedure listed in

System battery

Replacing the NVRAM backup battery - Option A

Prerequisites
NOTE:
There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same
or equivalent type recommended by the manufacturer. Discard used batteries according to the manufacturer's instructions.
See the safety instructions that came with your system for additional information.
1. Follow the safety guidelines listed in
2. Follow the procedure listed in
3. Remove the following:
a.
drives
b.
backplane
Steps
1. Locate the system battery on the system.
2. To remove the battery:
52
Installing and removing system components
After working inside your
Safety
instructions.
Before working inside your
system.
system.

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