Dell W66FF Installation And Service Manual

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Figure 33. 8 x 2.5-inch drive backplane1. BP_PWR_1 (backplane power and signal cable to PIB)Figure 34. 10 x 2.5-inch NVMe drive backplane1. DST_PA3 (PCIe/NVMe connector) 2. DST_SA2 (backplane to front PERC)3. DST_PB2 (PCIe/NVMe connector) 4. DST_PA2 (PCIe/NVMe connector)5. DST_SA1 (PERC to backplane) 6. BP_PWR_1 (backplane power and signal cable to PIB)7. DST_PA1 (PCIe/NVMe connector) 8. DST_PB1 (PCIe/NVMe connector)Removing the backplanePrerequisitesCAUTION: To prevent damage to the drives and backplane, remove the drives from the system before removingthe backplane.CAUTION: Note the number of each drive and temporarily label them before you remove the drive so that youcan reinstall them in the same location.NOTE: The procedure to remove the backplane is similar for all backplane configurations.1. Follow the safety guidelines listed in the Safety instructions.2. Follow the procedure listed in the Before working inside your system.3. Remove the air shroud.4. Remove the backplane cover5. Remove all the drives.6. Disconnect the VGA cable from the system board.NOTE: Observe the routing of the cable as you remove it from the system.7. If installed, disconnect the optical drive signal and power cables from the system.8. Disconnect the drive backplane cables from the connectors on the system board.Steps1. Press the blue release tabs to disengage the drive backplane from the hooks on the system.2. Lift the drive backplane out of the system.NOTE: To avoid damaging the backplane, ensure that you move the control panel cables from the cable routing clipsbefore removing the backplane.Installing and removing system components 47