FUJITSU M5000 - Manual (Page 181)

Chapter 10 Fan Modules Replacement 10-17
10.1.17 Accessing the M5000 Server 172-mm Fan
Backplane
Caution – There is an electrical hazard if the power cords are not disconnected. All
power cords must be disconnected to completely remove power from the server.
1. Power off the server.
This step includes turning the key switch to the Service position, confirming that
the POWER LED is off, and disconnecting power cables. See
Section 4.4.1,
“Powering the Server Off Using Software” on page 4-12 .
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 drawing out the M4000/M5000 server to the front, release the cable tie
holding the PCI cables on the rear of the server.
2. Deploy the rack’s antitilt features (if applicable) and slide the server out of the
equipment rack.
See Section 5.1.1, “Sliding the Server Out of the Equipment Rack” on page 5-2 .
Caution – Use proper ESD grounding techniques when handling components. See
Section 1.1, “Safety Precautions” on page 1-1 .
10.1.18 Removing the M5000 Server 172-mm Fan
Backplane
1. Remove the 172-mm fan units and place them on an ESD mat.
See Section 10.1.6, “Removing the 172-mm Fan Module” on page 10-8 .
2. Loosen the three (3) captive screws and remove the fan cage.
The fan cage previously held the 172-mm fan units in place.
3. Loosen the remaining captive screw that secures the 172-mm fan backplane.
4. Disconnect the three (3) cables from the 172-mm fan backplane.