Lenovo ThinkEdge SE455 V3 User Manual page 173

Install the PCIe riser card
Follow the instructions in this section to install 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.
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
"Power off the server" on page
• Touch the static-protective package that contains the component to any unpainted metal surface on the
server; then, remove it from the package and place it on a static-protective surface.
See the section corresponding to the PCIe riser card to be installed.
• "Install the PCIe riser card to PCIe riser 1" on page 165
• "Install the PCIe riser card to PCIe riser 2" on page 167
Install the PCIe riser card to PCIe riser 1
Procedure
Step 1. Align the holes on the riser card with the guide pins on the riser cage; then, fasten four screws to
secure the riser card.
and "Safety inspection checklist" on page 40
48.
.
Chapter 5 Hardware replacement procedures
to ensure that you
165