Dell PowerEdge C6220 Hardware Owner's Manual - Page 219

Item Cable Hard-drive backplane cable From (Bottom Middle Plane) mini-SAS connector for system board 3 and 4 (hard drive 5 and 6) (J4) To (Backplane) SATA2 hard drive connectors 5 to 6 for system board 4 (from right to left) Backplanes NOTE: Following is the replacement procedure of SATA2 and SAS backplane for 3.5-inch hard drive systems. Replacement procedure for 2.5-inch of SATA2 and SAS backplane is similar to backplane for 3.5-inch hard drive systems. Removing the Backplane 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 came with the product. 1 Recommend to turn off the system, including any attached peripherals, and disconnect the system from its electrical outlet. 2 Remove all the hard drives. See "Removing a Hard-Drive Carrier" on page 116. 3 Open the system. See "Opening the System" on page 190. CAUTION: To prevent damage to the drives and backplane, you must remove the hard drives from the system before removing the backplane. CAUTION: You must note the number of each hard drive and temporarily label them before removal so that you can replace them in the same locations. Installing System Components | 219