Lenovo ThinkSystem SR665 V3 User Manual page 275

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.
S017
CAUTION:
Hazardous moving fan blades nearby. Keep fingers and other body parts away.
Attention:
• Read "Installation Guidelines" on page 47
work safely.
• 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.
• When removing a hot-swap fan without powering off the server, do not touch the system fan cage. With
power on, complete the replacement within 30 seconds to ensure proper operation.
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. See
Step 3. Remove the system fan.
and "Safety inspection checklist" on page 48
"Remove the server from rack" on page
"Remove the top cover" on page 277.
.
Chapter 5 Hardware replacement procedures
to ensure that you
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