TX140 S1 Upgrade and Maintenance Manual 207
System fan and air duct
8.1 Replacing the fan module
8.1.1 Required tools
● Preliminary and concluding steps: tool-less
● Replacing the fan module: tool-less
8.1.2 Preliminary steps
Before replacing the fan module, perform the following steps:
Ê If applicable, open the rack door as described in section "Opening the rack
door" on page 61.
Ê Locate the desired server as described in section "Locating the defective
server" on page 54.
Ê Shut down the defective server as described in section "Shutting down the
server" on page 61.
Ê Remove the AC power cord from the cable tie and disconnect it from the
system as described in section "Disconnecting power cords" on page 63.
Ê When working on a rack-mounted server, extend it out of the rack as
described in section "Extending the server out of the rack" on page 65.
If further required, remove the server from the rack as described in section
"Removing the server from the rack" on page 66.
Ê Open the side / top cover as described in section "Removing the top cover"
on page 67 (rack server) or "Removing the side cover" on page 71 (tower
server).
Upgrade and Repair Units (URU)
Average task duration: 5 minutes
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