System Board Assembly Replacement; Technician Only) - Lenovo ThinkSystem SR675 V3 User Manual

c. Close the retention latch.
d. Route the serial port cable through the cable clip.
Figure 101. Serial port module installation
After you finish
1. Connect the serial port cable to the serial port connector on the system board assembly.
2. Reinstall the PCIe riser. See
3. Complete the parts replacement. See
4. To enable the serial port module, do one of the followings according to the installed operating system:
• For Linux operating system:
Open the ipmitool and enter the following command to disable the Serial over LAN (SOL) feature:
-I lanplus -H IP -U USERID -P PASSW0RD sol deactivate
• For Microsoft Windows operating system:
a. Open the ipmitool and enter the following command to disable the SOL feature:
-I lanplus -H IP -U USERID -P PASSW0RD sol deactivate
b. Open Windows PowerShell and enter the following command to disable the Emergency
Management Services (EMS) feature:
Bcdedit /ems no
c. Restart the server to ensure that the EMS setting takes effect.
System board assembly replacement (trained technician only)
Follow instructions in this section to remove and install the system board assembly.
Important:
• This task must be operated by trained technicians that are certified by Lenovo Service. Do no attempt to
remove or install it without proper training and qualification.
• If you need to replace a processor board and a firmware and RoT security module together, do the
following:
ThinkSystem SR675 V3 User Guide
136
"Install a PCIe riser" on page
"Complete the parts replacement" on page
115.
194.