Expansion cards and backup units
9.6.3
Installing an FBU
Upgrade and Repair Units (URU)
Average task duration: 10 minutes
V
CAUTION!
For further safety information, please refer to chapter
information" on page
9.6.3.1
Required tools
Preliminary and concluding steps: tool-less
●
Installing an FBU: tool-less
●
9.6.3.2
Preliminary steps
Before installing an FBU, perform the following steps:
Ê Disable boot watchdog functionality as described in section
SVOM boot watchdog functionality" on page
Ê Shut down the defective server as described in section
server" on page
Ê Remove the AC power cords from the PSU cable brackets and disconnect
them from the system as described in section
from the mains" on page
Ê When working on a rack-mounted server, extend it out of the rack as
described in section
If further required, remove the server from the rack as described in section
"Removing the server from the rack" on page
Ê Open the side / top cover as described in section
on page 75
(rack server) or
server).
Ê Remove the air duct as described in section
on page
92.
496
47.
67.
68.
"Extending the server out of the rack" on page
"Removing the side cover" on page 84
Upgrade and Maintenance Manual
"Important
"Disabling
134.
"Shutting down the
"Disconnecting the server
73.
"Removing the top cover"
"Removing the system air duct"
TX300 S7 / RX350 S7
72.
(tower