Pcie Riser Card Replacement - Lenovo ThinkEdge SE455 V3 User Manual

After this task is completed
Complete the parts replacement. See

PCIe riser card replacement

Follow instructions in this section to remove and install the PCIe riser cards.
Remove the PCIe riser card
Follow the instructions in this section to remove the PCIe riser card.
S002
CAUTION:
The power-control button on the device and the power switch on the power supply do not turn off the
electrical current supplied to the device. The device also might have more than one power cord. To
remove all electrical current from the device, ensure that all power cords are disconnected from the
power source.
About this task
Attention:
• Read "Installation Guidelines" on page 39
work safely.
• If applicable, remove the security bezel. See
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
"Power off the server" on page
• If the server is installed in a rack, remove the server from the rack. See
on page 49.
Procedure
Step 1. Make preparation for this task.
a. Remove the top cover. See
b. Remove PCIe riser 1 or PCIe riser 2. See
c. Remove all the PCIe adapters from the riser assembly. See
146.
Step 2. Disconnect all the cables from the riser card.
Step 3. Loosen the four screws that secure the riser card; then, remove the riser card.
"Complete the parts replacement" on page
and "Safety inspection checklist" on page 40
"Remove the security bezel" on page
48.
"Remove the top cover" on page
"Remove the PCIe riser assembly" on page
225.
195.
"Remove the server from the rack"
223.
"Remove a PCIe adapter" on page
.
Chapter 5 Hardware replacement procedures
to ensure that you
141.
163