204 Upgrade and Maintenance Manual TX120 S3
Expansion cards and backup units
9.3.3.4 Removing the BBU holder from the chassis
Figure 100: Removing the BBU holder from the chassis
Ê Lift up the green locking handle on the BBU holder (1) and slide the BBU
holder to the left as far as it will go (2).
I After that, the shoulder screw caps on the chassis floor will rest in the
wide ends of the keyhole slots on the holder.
Ê Lift the BBU holder out of the chassis (3).
9.3.3.5 Concluding steps
Perform the following procedures to complete the task:
Ê Close the front cage as described in section "Closing the front cage" on
page 68.
Ê Close the server cover as described in section "Closing the server" on
page 70.
Ê Reconnect the AC power cord to the power supply unit.
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