HPE ProLiant XL270d Gen9 User Manual page 86

c. Install the GPUs and tighten the thumbscrews.
15. If installing GPUs into slots 5 and 6, repeat the procedure on the other side of the server.
16. To install GPUs into slots 3 and 4, do the following:
a. Align each GPU with the guide features in the server, and then slide the GPUs halfway into the server.
b. Connect the power cables to the GPUs.
86 Hardware options installation