9.6.4 Replacing an FBU
Upgrade and Repair Unit
(URU)
Hardware: 15 minutes
Tools: tool-less
CAUTION
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Dispose of used battery properly. Keep away from children.
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Do not throw flash backup units into the trash can. Batteries must
be disposed of in accordance with local regulations concerning
special waste.
Preliminary steps
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"Locating the defective server" on page 43.
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"Shutting down the server" on page
45.
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"Disconnecting the power cord" on page 46.
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"Getting access to the component" on page 48.
Removing the defective FBU
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Remove the FBU with the holder, see "Removing the FBU with the holder"
on page 228.
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Disconnect the FBU cable from the FBU, see "Disconnecting the FBU cable
from the FBU" on page 229.
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Remove the FBU from the holder, see "Removing the FBU from the holder"
on page 230.
Installing the new FBU
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Install the FBU in the FBU holder and connect the FBU cable to the FBU,
see "Preparing the FBU" on page 220.
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Install the FBU with the FBU holder, see "Installing the FBU" on page 223.
Expansion cards and backup units
RX1330 M4 Upgrade and Maintenance Manual 231