TX140 S1 Upgrade and Maintenance Manual 67
Basic hardware procedures
4.5 Opening the server
V CAUTION!
● 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
PRIMERGY TX140 S1 server must not run while the side cover is
removed.
● For further safety information, please refer to chapter "Important
information" on page 41.
4.5.1 Rack model
4.5.1.1 Removing the top cover
Figure 12: Removing the top cover (rack server)