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Replacement
1. Slide the power supply module carefully into the chassis. Use
firm steady pressure to seat the connector properly.
2. Tighten the captive screw that holds the module in the
chassis.
3. Reinstall the XR900 bezel, if the installation includes one.
4. Reconnect the module to the AC or DC power source:
– If the power supply is an AC unit, plug the power cord
– If the power supply is a DC unit, plug the DC connector
Figure 4-3. Power Supply Removal
back into the module and the AC outlet.
into the power supply input and turn the –48Vdc power
source back on.
Power Supply
4
11276.00 9503 (1-2)
4-7
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