RX2540 M2 Upgrade and Maintenance Manual 81
Basic hardware procedures
Connecting the power cord (DC PSU)
V CAUTION!
The DC PSU adjusts automatically to any power voltage in the range
from -40.5 V to -57 V. You may only operate the server if its rated voltage
range corresponds to the local mains voltage.
Figure 13: Connecting the server to the DC voltage
Ê Connect the power cord to the PSU (1).
Ê Fasten the two screws (2).
Ê Ensure that the status indicator on the PSU is lit green (see section
"Indicators on PSUs (slide-in units)" on page 597).
Ê If necessary, make a permanent connection to the distribution board.
V CAUTION!
If the server/rack is intended for permanent connection to the mains
only an authorized specialist (electrician) is allowed to work.
Please follow the regulation of each country.
I It will take about 60 seconds until the server can be powered on.
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