Dell PowerVault NX3100 Hardware Owner's Manual page 113

Figure 3-21. Replacing the System Battery
1 system battery
3 positive side of battery connector
4 If installed, remove the expansion card from the expansion-card slot.
See "Removing an Expansion Card" on page 94.
5 If installed, remove the storage controller card. See "Removing the Storage
Controller Card" on page 98.
6 To remove the expansion-card riser, press the blue tabs on the
expansion-card riser and lift it from the chassis. See "Removing an
Expansion-Card Riser" on page 95.
7 Locate the battery socket. See "Jumpers and Connectors" on page 151.
CAUTION:
To avoid damage to the battery connector, you must firmly support the
connector while installing or removing a battery.
8 Support the battery connector by firmly holding the positive side of
the connector.
3
2 negative side of battery connector
Installing System Components
1
2
113