Lenovo ThinkSystem SD550 V3 User Manual page 192

b. Secure the grounding cable onto the rear I/O module standoff with a screw as illustrated.
Figure 117. Installation of the rear I/O cable and grounding cable
After this task is completed
1. If necessary, reinstall the rear air baffle or 2U performance PHM, front air baffle, and drive cage after
reconnecting the rear I/O cable (see
on page 171, or "Install a drive cage assembly" on page
Attention: The task of removing or installing a 2U performance PHM must be executed by a trained
technician.
2. If necessary, reinstall the PCIe riser assembly to the node and reconnect the required PCIe cables to the
system board (see "Install a PCIe riser assembly" on page 154
223).
3. Depending on the specific configuration, reinstall the drive cage, front air baffle, and the rear air baffle or
2U performance PHM, if necessary, after reconnecting the riser cables (see
assembly" on page
page 171).
4. Reinstall the fan cage to the node and reconnect all the fan cables to the system board (see
cage" on page 109).
5. If necessary, reinstall the GPU air duct (see
6. If necessary, reinstall the internal adapter bracket and reconnect all the required cables to the internal
adapter (see "Install an internal adapter bracket" on page 129
routing" on page 215
7. Make sure that all the required cables are routed and connected correctly; then, reinstall the top cover
(see "Install the top cover" on page
8. Reinstall the node into the chassis (see
9. Make sure that the required power supply units are installed and power cords are connected; then,
power on the node (see
53.)
10. Proceed to complete the parts replacement (see
ThinkSystem SD550 V3 User Guide
182
"Install an air baffle" on page
101, "Install an air baffle" on page
).
205).
"Install a node to the chassis" on page
"Install a hot-swap power supply" on page 63
85,
101).
and "PCIe riser cable routing" on page
85, and "Install a processor and heat sink" on
"Install a GPU air duct" on page
and "2.5-inch drive backplane cable
"Complete the parts replacement" on page
"Install a processor and heat sink"
"Install a drive cage
"Install a fan
121).
78).
and "Power on the node" on page
208).