Dell XC Core XC760 Installation And Service Manual

Figure 66. Configuration 43: BOSS-N1 module in 4 x 2.5-inch rear drive moduleNOTE: Follow the sequential order as shown in the table to remove the cables, to install the cables follow the reversesequential order.Table 45. BOSS-N1 module in 4 x 2.5-inch rear drive moduleOrder From To1 BOSS_PWR_MB (BOSS power connector onsystem board)BOSS_PWR (BOSS module powerconnector)2 SL12_PCH_PA6 (signal connector on systemboard)BOSS (BOSS module signal connector)NOTE: The BOSS-N1 signal cable is routed beneath rear drive module and ensure not to damage the cable.PERC moduleThis is a service technician replaceable part only.Removing the rear mounting front PERC modulePrerequisites1. Follow the safety guidelines listed in the Safety instructions.2. Follow the procedure listed in the Before working inside your system.3. Remove the cooling fan cage assembly.4. Remove the drive backplane cover.5. If required, remove the air shroud or remove the GPU air shroud..6. Disconnect all the cables, observe the cable routing.NOTE: Refer to cable routing section for more information.Steps1. Using a Phillips #2 screwdriver, loosen the captive screws on the rear mounting front PERC module.90 Installing and removing system components