4. Remove the top cover (see
5. Disconnect the USB 3.0 cable of operator panel tray assembly, and remove it vertically from the system
board.
Figure 89. Removing USB 3.0 connector vertically
To remove the PCIe riser-card assembly, complete the following steps:
Step 1.
Disconnect any cables connected to the adapter(s).
Step 2.
Grasp the PCIe riser-card assembly at the touch-points, and lift it out from the system board.
Figure 90. PCIe riser-card assembly removal
Step 3.
Remove the screws that fix the PCIe riser-card, and slightly push it away to detach it from the riser-
cage.
ThinkSystem SR850 Maintenance Manual
94
"Remove the top cover" on page
145).