Nvidia DGX-2 System Service Manual page 61

Installation Instructions
1. Power down the system.
2. Label all cables connected to the motherboard tray for easy identification when
reconnecting.
3. Unplug the cables.
4. Remove the motherboard tray.
Refer to the instructions in the section
5. Remove the left PCI card riser.
a). Release the left PCI card riser by turning the left black screw.
b). Remove the left PCI riser card from the motherboard tray.
DGX-2 System
Optional Dual-port ConnectX-5 PCI Card Installation
Removing the Motherboard Tray.
DU-09224-001 _v09 | 55