Dell POWEREDGE 1955 - Manual (Page 61)

Installing System Options
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Figure 3-3. Removing and Installing a System Fan
Installing a Fan
1 Orient the replacement fan as shown in Figure 3-3.
2 Install the fan:
a Slide the fan into the fan module.
b Lower its fan lever.
c Press the bottom of the lever until it snaps securely into place.
3 Slide the fan module into the chassis until it is fully seated. See Figure 3-2.
4 Rotate the fan-module handle upward until its release tab snaps securely into place.
DRAC/MC Module
Among other controlling features, the DRAC/MC controls power to the system. When a functional
DRAC/MC module is not installed, newly-installed server modules cannot be powered on and presently
installed servers modules cannot have their power cycled.
Removing a DRAC/MC Module
1 Disconnect any cables attached to the DRAC/MC module.
2 Press in the bottom of the release tab and pull out the release lever. See Figure 3-4.
3 Slide the DRAC/MC module out of the chassis.
1 fan module 2 fan 2 3 fan 1
4 fan lever 5 fan-release tab
1
4
5
3 2