Next steps
Replace the PSB cold plate for NVIDIA configurations.
Installing the PSB cold plate for NVIDIA 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. Disconnect the cables from the connector on the system board and the storage tray.
4. Remove the VSB from the system board and keep it on the storage tray and no need to disconnect from the PDB2.
5. Remove the storage tray.
6. Remove the risers and keep the risers away from the system board tray and no need to disconnect the cables from the PSB.
7. Disconnect all the cables from the system board and make note of all the cable connections. For more information, see
Cabling diagram.
8. Remove lower brace cover.
9. Disconnect the liquid cooling tubes 11 and 12 from the Manifold for DLC module and keep in on the system board and make
sure do not damage any connectors on the system board.
10. Remove the system board tray.
11. Disconnect the cables connected on the PSB from PDB, system board and PDB2. For more information, see Cabling diagram.
Steps
1. Here is the orientation image for removal and installation sequence of liquid cooling tubes for processor, PSB cold plate, GPU
cold plates.
Figure 235. Removal and installation sequence of liquid cooling tubes for processor, PSB cold plate, GPU cold
plates
2. Unplug the cold plate tubes numbering with 3 and 6 from the Manifold Liquid cooling. Using the Torx 15, remove the screws
securing the PCIe switch board (PSB) cold plate from the PSB. Lift the PSB cold plates from the PSB.
Installing and removing system components
221
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