Lenovo 7D7Q, Руководство по обслуживанию

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CAUTION:
Hazardous voltage, current, and energy levels might be present. Only a qualified service technician is
authorized to remove the covers where the label is attached.
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CAUTION:
Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with
metal, which might result in spattered metal, burns, or both.
Attention:
• Read the following section(s) to ensure that you work safely.
– “Safety” on page iii
– “Installation Guidelines” on page 51
• Power off the server and peripheral devices and disconnect the power cords and all external cables. See
“Power off the server” on page 11 .
• If the server is installed in a rack, remove the server from the rack.
Watch the procedure
A video of this procedure is available at YouTube: https://www.youtube.com/playlist?list=PLYV5R7hVcs-
BPZOAqQMD37KjuxaVHVBkH .
Procedure
Step 1. Remove the top cover
Figure 120. Top cover removal
a. Press the release button and the push point at the same time; then, slide the cover toward
the rear of the server.
b. Lift the top cover away from the server.
Chapter 4
.
Hardware replacement procedures
133