Power Backplane Replacement; Remove The Power Backplane - Lenovo ThinkEdge SE450 Maintenance Manual

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Figure 114. Installing the supporting bracket
Tighten the three screws in the middle to secure the supporting bracket from the air baffle.
Tighten the one captive screw and two thumbscrews to secure the bracket to the chassis.
After this task is completed
Proceed to complete the parts replacement (see

Power backplane replacement

See these topics to learn how to remove and install the power backplane.

Remove the power backplane

See this topic to learn how to remove the power backplane.
About this task
Attention:
• Go over
"Installation Guidelines" on page 41
• Turn 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, slide the server out on its rack slide rails to gain access to the top cover,
or remove the server from the rack.
Watch the procedure.
https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk
ThinkEdge SE450 Maintenance Manual
120
"Complete the parts replacement" on page
to ensure that you work with safety.
13).
A video of this procedure is available from the following link:
174).

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