Figure 106. Removing the expansion card riser (Riser 4B)
6. Slide out the system board tray. Disconnect the riser cables connected on the PSB of the bottom layer.
Next steps
Replace the expansion card risers for NVIDIA GPU configurations.
Installing the expansion card risers for NVIDIA GPU configurations
Prerequisites
1. Follow the safety guidelines listed in the Safety instructions.
2. Follow the procedure listed in the Before working inside your system.
3. If removed, install the expansion cards into the expansion card risers.
4. Remove the storage tray.
5. Slide out the system board tray.
Steps
1. Reconnect the Riser 1B and Riser 4B cable connectors on the PSB of the bottom layer.
2. Slide in the system board tray.
3. For Riser 1B and Riser 4B, holding the blue touch points, align the holes on the expansion card riser with the guides on the
system board.
4. 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.
5. Pull the release tab toward the rear of the chassis to lock the riser.
6. Using a Phillips 2 screwdriver, tighten the blue thumb screw to secure the riser on the chassis.
NOTE: The numbers on the image do not depict the exact steps. The numbers are for representation of sequence.
128 Installing and removing system components
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