Intrusion Switch Replacement; Remove The Intrusion Switch - Lenovo ThinkSystem SR665 V3 User Manual

Intrusion switch replacement

Follow instructions in this section to remove and install the intrusion switch. The intrusion switch informs you
that the server cover is not properly installed or closed by creating an event in the system event log (SEL).
• "Remove the intrusion switch" on page 80
• "Install the intrusion switch" on page 82

Remove the intrusion switch

Follow instructions in this section to remove the intrusion switch.
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
• Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static-
sensitive components in their static-protective packages until installation, and handling these devices with
an electrostatic-discharge wrist strap or other grounding system.
Watch the procedure
A video of this procedure is available at YouTube:
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Procedure
Step 1. Make preparation for the task.
a. 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
b. Remove the top cover. See
c. Remove the system fans from the fan cage. See
d. Remove the fan cage from the system board assembly. See
page 159.
Step 2. Rotate the fan cage by 90 degrees in the direction shown in the picture.
ThinkSystem SR665 V3 User Guide
80
and "Safety inspection checklist" on page 40
48.
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
.
"Remove the top cover" on page
"Remove the server from rack" on page
161.
"Remove a system fan" on page
"Remove the system fan cage" on
to ensure that you
49.
155.