System Battery; Replacing The System Battery - Dell EMC PowerEdge R440 Installation And Service Manual

Figure 78. Cable routing - 4 x 3.5 hard drive backplane with SATA
1 hard drive backplane
3 cable routing clip
5 backplane signal cable
7 system board

System battery

The system battery is used for low-level system functions such as powering the real-time and date settings of the system.

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.
1 Follow the safety guidelines listed in
2 Follow the procedure listed in
3 If applicable, disconnect the power or data cables from expansion card(s).
4 Remove the expansion card riser 1A.
Steps
1 Locate the battery socket. For more information, see the System board jumpers and connectors section.
Safety instructions.
Before working inside your
2 backplane power cable
4 SATA cable
6 power supply unit
system.
Installing and removing system components 89