TX120 S3 Upgrade and Maintenance Manual 205
Expansion cards and backup units
9.3.4 Removing an FBU
V CAUTION!
Do not throw FBUs into the trash can. Batteries must be disposed of in
accordance with local regulations concerning special waste.
For further safety information, please refer to section "Environmental
protection" in the PRIMERGY TX120 S3 Server Operating Manual.
9.3.4.1 Required tools
● Preliminary and concluding steps: tool-less
● Removing an FBU: tool-less
9.3.4.2 Preliminary steps
Before removing an FBU, perform the following steps:
Ê Locate the defective server as described in section "Locating the defective
server" on page 50.
Ê Shut down the defective server as described in section "Shutting down the
server" on page 58.
Ê Disconnect the AC power cord from the system.
Ê Remove the server cover as described in section "Opening the server" on
page 61.
Ê Open the front cage as described in section "Opening the front cage" on
page 66.
Upgrade and Repair Units (URU)
Average task duration: 5 minutes
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