Dell PowerEdge M910 - Manual (Page 291)

Installing Enclosure Components 291
Installing a Power Supply Module
1 Ensure that the power supply module handle is fully open and the power
cable is not plugged into the electrical outlet.
2 Slide the power supply module into the enclosure. See Figure 4-2.
3 Rotate the power supply module handle upward until it latches.
4 Plug a power cable into the power supply module.
5 Secure the cable to the power supply with the retention clip by fitting the
retention clip over the cable, and fitting the retention clip tether into the
notch in the power supply handle. See Figure 4-1.
Fan Modules
The M1000e enclosure contains nine hot-swappable fan modules. All nine fan
modules must be installed at all times to ensure proper cooling.
Removing a Fan Module
NOTE: After a fan module is removed from the system, replace it immediately.
1 Identify the failed system fan module using the back-panel fan module
indicators. See Figure 1-18.
2 Remove the fan module:
a Press the fan-module release button. See Figure 4-3.
b Slide the fan module out of the enclosure.