9.5.6 Replacing a TFM
Upgrade and Repair Unit
(URU)
Hardware: 10 minutes
Tools: Phillips PH1 / (+) No. 1 screw driver
Preliminary steps
▶
"Locating the defective server" on page 43
.
▶
"Shutting down the server" on page 45.
▶
"Disconnecting the power cord" on page 46.
▶
"Getting access to the component" on page 47.
Removing the defective TFM
▶
Remove the TFM, see "Removing the TFM" on page 244.
Installing the new TFM
▶
Install the TFM, see "Installing the TFM" on page 241.
Concluding steps
▶
"Reassembling" on page 51.
▶
"Connecting the power cord" on page 56.
▶
"Switching on the server" on page 57.
9.6 Flash backup unit (FBU)
9.6.1 Basic information
The FBU backs up the memory contents of the RAID controller in the event of
a power failure.
Expansion cards and backup units
246 Upgrade and Maintenance Manual RX2520 M5
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