Dell PowerEdge R750xa - Optional Serial COM Port

3. Remove the GPU riser module.
NOTE: Your system has either half height (HH) or full height (FH) or without GPU card holder, which is based on the type
of GPU card used.
Steps
Insert the HH or FH GPU card holder into the GPU riser module and tighten the captive screw.
Figure 121. Installing the HH card holder
Figure 122. Installing the FH card holder
Next steps
1. Install the GPU riser module.
2. Follow the procedure listed in After working inside your system.
Optional serial COM port
Removing the serial COM port
The procedure to remove serial COM port from Riser 2 is same.
Prerequisites
1. Follow the safety guidelines listed in the Safety instructions.
2. Follow the procedure listed in the Before working inside your system.
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Installing and removing system components