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.
Attention: When removing a system fan without powering off the server, do not touch the system fan cage.
Before removing a system fan:
1. Remove the top cover. See “Remove the top cover” on page 103.
2. View the fan error LEDs
1 to locate the failing system fan.
Figure 82. Viewing the fan error LEDs from the top of the system fans
To remove a system fan, complete the following steps:
Watch the procedure. A video of the removal process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-A25P7vBoGa_wn7D7XTgDS_
• Youku: http://list.youku.com/albumlist/show/id_50483444
Chapter 3. Hardware replacement procedures 113
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