Dell EMC PowerEdge R750xs Service Manual

Figure 96. Removing the BOSS S2 controller card module
6. Remove the BOSS power cable and BOSS signal cable from the BOSS S2 controller card module.
Figure 97. Removing the BOSS power cable and BOSS signal cable from the BOSS S2 controller card module
7. Using the Phillips #1 screwdriver, remove the M3 x 0.5 x 4.5 mm screw that secures the BOSS cover on the BOSS S2
controller card module. Slide the BOSS cover out from the BOSS S2 controller card module.
Installing and removing system components
101

Dell EMC PowerEdge R750xs Specifications

General

Management	iDRAC9 with Lifecycle Controller
Processor	Up to two 3rd Generation Intel Xeon Scalable processors, with up to 32 cores per processor
Memory	Up to 1TB DDR4 at 3200MT/s; 16 DIMM slots
Storage	Up to 12 x 3.5" drives (SAS/SATA/NVMe)
RAID Support	H355
Power Supply	800W, 1100W, 1400W Platinum
Network	OCP 3.0 Network Daughter Card options, up to 2x 25GbE
Form Factor	2U rack
Dimensions	Height: 86.8 mm (3.41 inches), Width: 482.0 mm (18.98 inches)
Expansion Slots	Up to 5 PCIe Gen4 slots
GPU Support	Supports up to 2 single-width GPUs
Operating System Support	Canonical Ubuntu Server LTS, Red Hat Enterprise Linux, SUSE Linux Enterprise Server