TX140 S1 Upgrade and Maintenance Manual 153
Power supply
Ê If applicable, open the rack door as described in section "Opening the rack
door" on page 61.
Ê Locate the desired server as described in section "Locating the defective
server" on page 54.
Ê Shut down the server as described in section "Shutting down the server" on
page 61.
Ê Remove all AC power cords from the cable ties and disconnect them from
the system as described in section "Disconnecting power cords" on page 63.
Ê When working on a rack-mounted server, extend it out of the rack as
described in section "Extending the server out of the rack" on page 65.
If further required, remove the server from the rack as described in section
"Removing the server from the rack" on page 66.
Ê Open the side / top cover as described in section "Removing the top cover"
on page 67 (rack server) or "Removing the side cover" on page 71 (tower
server).
Ê Remove the fan module as described in section "Removing the fan module"
on page 208.