Lenovo ThinkSystem SR665 V3 User Manual page 172

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.
S033
CAUTION:
Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with
metal, which might result in spattered metal, burns, or both.
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
• Operating the server with the top cover removed might damage server components. For proper cooling
and airflow, install the top cover before you turn on the server.
Watch the procedure
A video of this procedure is available at YouTube:
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Procedure
Step 1. 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. See
Step 2. Remove the top cover.
Attention: Handle the top cover carefully. Dropping the top cover with the cover latch open might
damage the cover latch.
ThinkSystem SR665 V3 User Guide
162
and "Safety inspection checklist" on page 40
48.
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
.
"Remove the server from rack" on page
to ensure that you
49.