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Step 1.
Remove the cover (see "Removing the cover" on page 131).
Step 2.
Align the air baffle pins with the baffle pin holes on the server chassis and fan cage assembly; then,
lower the air baffle into the server. Press the air baffle down until it is securely seated.
Figure 37. Air baffle installation
Step 3.
Reinstall the cover (see "Replacing the cover" on page 132).
Step 4.
Slide the server into the rack.
If you have replaced a server component or installed an optional device in the server, you need to reconnect
the power cords and all external cables, and turn on the server and peripheral devices.
Attention: For proper cooling and airflow, replace the air baffle before turning on the server. Operating the
server with an air baffle removed might damage server components.
Removing the PCI riser-card assembly
Use this information to remove the PCI riser-card assembly.
Read the safety information in "Safety" on page v and "Installation guidelines" on page 33.
If you are replacing a server component in the server, you need to turn off the server and peripheral devices,
and disconnect the power cords and all external cables.
To remove the PCI riser-card assembly, complete the following steps.
Step 1.
Remove the cover (see "Removing the cover" on page 131).
Step 2.
If an adapter is installed in the PCI riser-card assembly, disconnect any cables that are connected
to the adapter.
Step 3.
Grasp the front and rear of the PCI riser-card assembly and lift it out of the PCI riser-card slot
on the system board.
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Lenovo System x3250 M4 Installation and Service Guide
Air baffle
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Troubleshooting
