Serial Port Module Replacement; Remove The Serial Port Module - Lenovo ThinkSystem SR860 V3 User Manual

d. Fully tighten the Torx T30 nuts in the installation sequence shown on the heat-sink label.
Tighten the screws until they stop; then, visually inspect to make sure that there is no gap
between the screw shoulder beneath the heat sink and the processor socket. (For reference,
the torque required for the fasteners to fully tighten is 0.9 newton-meters, 8 inch-pounds).
After you finish
1. If you replaced a front PHM, reinstall the following:
a. Reinstall the front air baffle. See
b. Reinstall the front top cover. See
2. If you replaced a rear PHM, reinstall the following:
a. Reinstall the rear air baffle. See
b. Reinstall all the PCIe risers. See
c. Reinstall the crossbar. See
d. Reinstall the rear top cover. See
e. Reinstall the front top cover. See
3. Complete the parts replacement. See
Demo video
Watch the procedure on YouTube

Serial port module replacement

Follow the instructions in this section to remove and install a serial port module.

Remove the serial port module

Follow the instructions in this section to remove the serial port module.
About this task
Attention:
• Read "Installation Guidelines" on page 43
work safely.
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
"Power off the server" on page
• Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-
sensitive components in their static-protective packages until installation, and handling these devices with
an electrostatic-discharge wrist strap or other grounding system.
• If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top covers,
or remove the server from the rack. See
Procedure
Step 1. Make preparation for the task.
a. Remove the front top cover. See
b. Remove the rear top cover. See
c. Remove the crossbar. See
ThinkSystem SR860 V3 User Guide
250
"Install the front air baffle" on page
"Install the front top cover" on page
"Install the rear air baffle" on page
"Install the PCIe riser" on page
"Install the crossbar" on page
"Install the rear top cover" on page
"Install the front top cover" on page
"Complete the parts replacement" on page
and "Safety inspection checklist" on page 44
58.
"Remove the server from rails" on page
"Remove the front top cover" on page
"Remove the rear top cover" on page
"Remove the crossbar" on page
90.
278.
98.
187.
112.
276.
278.
281.
58.
272.
274.
109.
to ensure that you