Dell PowerEdge R750 Installation and Service Manual

Installing the full length expansion card risers

Follow the safety guidelines listed in the Safety instructions.
Follow the procedure listed in Before working inside your system.
If installed, remove the GPU air shroud filler.
If removed, install the GPU into the expansion card risers.
If installing full length expansion card riser for the first time, remove air shroud and replace it with GPU air shroud.

If installed, remove the riser blanks by loosening the captive screws.
NOTE:Store the Riser blanks for future use. Filler brackets must be installed in empty expansion card slots to maintain Federal Communications Commission (FCC) certification of the system. The brackets also keep dust and dirt out of the system and aid in proper cooling and airflow inside the system
Figure 1. Removing the Riser 1 blank
Figure 2. Removing the Riser 4 blank
To install the full length expansion card risers:
1. Connect the GPU cable to the system board.
2. Holding the edges or the touch points, align the holes on the expansion card riser with the guides on the system board.
3. Lower the expansion card riser into place and press the touch points until the expansion card riser connector is fully seated on the system board connector.
4. Tighten the captive screws on the risers and system if any.
NOTE:The numbers on the image do not depict the exact steps. The numbers are for representation of sequence.
Figure 3. Installing the expansion card riser (Riser 1)
Figure 4. Installing the expansion card riser (Riser 4)

If applicable, connect the cables to the expansion card or system board.
If required, install the GPU air shroud filler.
Install the GPU air shroud top cover.
Follow the procedure listed in After working inside your system.
Install any device drivers required for the card as described in the documentation for the card.