Owners Manual

Removing the hard drive backplane

Prerequisites

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 hard drives and hard drive backplane, you must remove the hard drives

from the system before removing the hard drive backplane.

CAUTION: You must note the number of each hard drive and temporarily label them before removal so that you

can reinstall them in their original locations.

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 all hard drives.

Steps

1. Disconnect the left control panel, SAS/SATA data cable(s), and power cables from the hard-drive backplane.

2. Press the hard drive backplane release tabs to disengage the backplane from the chassis.

3. Push the hard drive backplane away from the system until the securing hooks on the system chassis are free from the slots

on the hard drive backplane.

4. Lift the backplane partially away from the system and disconnect the control panel cable, USB cable, and backplane signal

cable.

5. Lift the backplane away from the system.

Figure 67. Removing the SAS/SATA backplane

release tab (2) 2. left control panel flex cable

3. backplane signal cable 4. backplane power cable

5. SAS cable B1/A1 6. USB cable

7. control panel 8. backplane power cable

9. hard drive backplane 10. hard drive backplane connector (12)

124 Installing and removing system components