RX2540 M4 Upgrade and Maintenance Manual 133
6.2.2.3 Installing the PSU dummy cover
Figure 46: Installing the dummy cover
Ê Insert the dummy cover into the empty bay with the impressed arrow symbol
facing to the left (see circle).
Ê Push the PSU dummy cover into its bay until it locks in place.
V CAUTION!
Always install dummy covers into unused bays to comply with
applicable EMC regulations and satisfy cooling requirements.
6.2.2.4 Concluding steps
Ê No steps needed.
6.2.3 Replacing a hot-plug PSU
I The procedure of replacing an AC PSU or a DC PSU differs only in
disconnecting/connecting the power cord.
Customer Replaceable Unit
(CRU)
Hardware: 5 minutes
Tools: Phillips PH1 / (+) No. 1 screw driver (for DC PSU -48 V)