Owners Manual

Figure 52. Installing system battery
a. System battery
b. Positive side of the battery connector
Next steps
1. Install the cooling shroud.
2. Follow the procedure listed in the After working inside your system section.
3. While booting, press F2 to enter the System Setup and ensure that the battery is operating properly.
4. Enter the correct time and date in the System Setup Time and Date fields.
5. Exit the System Setup.
Related References
Safety instructions on page 46
Jumpers and connectors on page 126
Related tasks
Before working inside your system on page 47
After working inside your system on page 47
Hard disk drive backplane
The Dell Storage NX3230 system supports 3.5 inch (x12) SAS/SATA backplane, plus 2.5 inch (x2) SAS/SATA backplane (back).
Removing HDD backplane
Prerequisites
1. Ensure that you read the Safety instructions section in this document.
2. Complete the tasks listed in the Before working inside your system section in this document.
3. Remove the cooling shroud.
4. Remove the cooling-fan assembly.
5. Remove all HDDs.
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.
CAUTION: To prevent damage to the HDDs and HDD backplane, you must remove the HDDs from the system before
removing the HDD backplane.
CAUTION: You must note the number of each HDD and temporarily label them before removal so that you can replace
them in the same locations.
Installing and removing system components 107