Backplane; Removing The Backplane - Dell EMC PowerVault MD3820i Owner's Manual

Backplane

Removing the Backplane

CAUTION: Many repairs may only be done by a certified service technician. You must 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 EMC is not covered
by your warranty. Read and follow the safety instructions that came with the product.
1. Turn off the array, and disconnect it from the electrical outlet.
2. Disconnect all the cables that are connected to the array.
3. Remove the hard drives.
4. Remove the RAID controller modules.
5. Remove the power supply/cooling fan modules.
6. Remove the control panel.
7. Remove the screws that secure the RAID controller module/power supply cage to the chassis.
8. Hold the cage removal ring at the bottom center of the array and pull the RAID controller module/power supply cage toward
the back of the chassis.
9. Lift the RAID controller module/power supply cage away from the chassis.
10. Loosen the captive screw that secures the backplane to the chassis.
11. Remove the screws that secure the backplane and pull the backplane out of the array.
Figure 22. Removing and Installing the RAID Controller Module/Power Supply Cage
a. screws (6)
b. RAID controller module/power supply cage
Installing Array Components 27