System Battery; Replacing The System Battery - Dell Storage NX3330 Owner's Manual

NOTE: When installing, hot swapping, or hot-adding a new PSU, wait for 15 seconds for the system to recognize the
PSU and determine its status. The PSU redundancy may not occur until discovery is complete. Wait until the new PSU
is discovered and enabled before you remove the other PSU. The PSU status indicator turns green to signify that the
PSU is functioning properly.
Figure 36. Installing an AC PSU
1 release latch
3 PSU
5 PSU handle
Related links
Safety instructions

System battery

The system battery is used to power the real-time clock and storing the system's BIOS settings.

Replacing the system battery

Prerequisites
WARNING: 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. For more information, see the safety information that shipped with your
system.
CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple
repairs as authorized in your product documentation, or as directed by the online or telephone service and support team. Damage
due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that are
shipped with your product.
1 Follow the safety guidelines listed in the Safety instructions section.
2 Follow the procedure listed in the Before working inside your system section.
3 Remove the cooling shroud.
Steps
1 Locate the battery socket. For more information, see the Jumpers and connectors section.
2 PSU cable connector
4 power connector
Installing and removing system components 93