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Chapter 14 Fan Backplane Replacement 14-3
Caution – To ensure that you and bystanders are not exposed to harm and to
prevent damage to the system, observe the ESD safety precautions. See Section 1.1,
“ESD Precautions” on page 1-1.
1. Power off the server.
This procedure includes the steps of turning the mode switch on the operator
panel to the Service position, verifying that the POWER LED is off, and
disconnecting the power cord. For details, see Section 4.5.1, “Powering off the
Server” on page 4-12.
2. Slide the server out from the equipment rack.
For details, see Section 5.1.1, “Sliding the Server Out from the Equipment Rack”
on page 5-1.
Caution – To prevent the equipment rack from tipping over, you must deploy the
antitilt feature, if applicable, before you slide the server out of the equipment rack.
Note – When the cable management arm is not mounted, remove the cable ties that
fix the PCI cable to the rear of the server, and slide the server out.
3. Remove the top cover.
For details, see Section 5.2.1, “Removing the Top Cover” on page 5-3.
4. Remove the air duct from the server.
For details, see Section 5.3.2, “Removing the Air Duct” on page 5-5.
5. Removing the fan units.
For details, see Section 13.2, “Removing a Fan Unit” on page 13-3.
6. Press on the projections to remove the two tabs (1 in
FIGURE 14-2), and incline
the unit diagonally backward (2 in
FIGURE 14-2).