TX140 S1 Upgrade and Maintenance Manual 261
Expansion cards and backup units
Ê Remove the AC power cord from the cable tie and disconnect it 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.
9.3.3.3 Removing the BBU holder from the chassis
Figure 134: Disconnecting the BBU cable
Ê Carefully disconnect the BBU cable from the RAID controller (1).
Ê Remove the BBU cable from the cable clamp (2).