Lenovo ThinkSystem SR645 V3 - Intrusion Switch Replacement; Remove an Intrusion Switch

Complete the parts replacement. See “Complete the parts replacement” on page 154.
Intrusion switch replacement
Use this information to remove and install an 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).
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 an intrusion switch” on page 74
• “Install an intrusion switch” on page 76
Remove an intrusion switch
Use this information to remove an intrusion switch.
About this task
Attention:
• Read
“Installation Guidelines” on page 35 and “Safety inspection checklist” on page 36 to ensure that you
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 44.
• 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:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-
CTkyVDu-5Lhy1r9G-4PQGl
.
Procedure
Step 1. Remove the top cover. See “Remove the top cover” on page 150.
Step 2. Remove the number 4 fan.
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ThinkSystem SR645 V3 User Guide