58 Upgrade and Maintenance Manual RX2540 M4
Basic hardware procedures
Example HVDC PSU 380 V
Figure 4: Disconnecting the server from the dc voltage - example HVDC PSU 380 V
Ê Press the locking latch (A) of the power cord plug inside, until it disengages
(1).
Ê Disconnect the power cord from the PSU (2).
4.4 Getting access to the component
V CAUTION!
● Only for non-hot plug components:
Before removing or installing covers, turn off the server and all
peripheral devices. Also unplug all power cables from the outlet.
Failure to do so can cause electric shock.
● In order to comply with applicable EMC regulations (regulations on
electromagnetic compatibility) and satisfy cooling requirements, the
server must not run while the top cover is removed.
● For more information, see chapter "Important information" on
page 41.