Nvidia DGX A100 Service Manual page 52

b). Pull the DIMM straight up to remove it from the socket.
6. Carefully insert the replacement DIMM.
a). Make sure the socket latches are open.
b). Position the DIMM over the socket, making sure that the notch on the DIMM lines up
with the key in the slot, then press the DIMM down into the socket until the side latches
click in place.
c). Make sure that the latches are up and locked in place.
NVIDIA DGX A100 System
DIMM Replacement
DU-10044-001 _v01 | 46