Chapter 5 Maintaining the Router
Removing and Replacing a DC PDU
Step 4 Loosen the captive screws securing the PDU and the PEM to the chassis (see item 6 in Figure
Step 5 Remove the PDU/PEM from the chassis using the finger grips to pull it out.
Warning A DC PEM and PDU weigh more than 11.0 lbs. (4.98 kg.). Use both hands to remove it from the chassis.
Step 6 Disconnect the PDU from the PEM.
Step 7 Connect the new PDU to the PEM (Figure
Figure 5-14 Connector for DC PEM and DC PDU—DC PEM Rear View
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Step 8 Slide the PDU/PEM into the bay until the PEM is seated to the backplane
connector. Make sure the power switch is in the off (0) position.
Step 9 Tighten the captive screws to secure the PDU and PEM to the chassis.
Electrical connections between the PEM the backplane connector are made automatically when the PEM is fully seated and the captive screws are tightened.
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