Dell PowerEdge R750xa - Expansion Cards and Expansion Card Risers

2. Install the air shroud.
3. Follow the procedure listed in the After working inside your system.
Expansion cards and expansion card risers
NOTE: A system event entry is logged in the iDRAC Lifecycle Controller if an expansion card riser is not supported or
missing. It does not prevent your system from turning on. However, if a F1/F2 pause occurs with an error message,
see Troubleshooting expansion cards section in the Dell EMC PowerEdge Servers Troubleshooting Guide at www.dell.com/
poweredgemanuals.
Expansion card installation guidelines
Figure 76. Expansion card slot connectors
1. GPU riser module left for R4 paddle card (slot 31 and slot 32)
2. Riser 3 (slot 4 and slot 5)
3. Riser 2 (slot 3 and slot 6)
4. GPU riser module right for R1 paddle card (slot 33 and slot 34)
The following table describes the expansion card riser configurations:
Table 31. Riser configurations
Configurations Expansion
card risers
PCIe Slots Controlling
processor
height Length Slot width
Config0-1. with 6x
FH, 2x LP and
without NVbridge
R2A 3 and 6 Processor 1 and
2
Full height Half length x16 + x16
R3B 4 and 5 Processor 2 Full height Half length x8 + x8
GPU riser
module right
33 and 34 Processor 1 Full Height,
double width
Full length¹ x16 + x16
82 Installing and removing system components