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Vertiv
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+24 VDC Power System User Manual (Section 6013)
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Rev. G
157
8.
Set switches S1 and S2 on the replacement circuit card to the same settings as the circuit card just
removed.
9.
Position the replacement circuit card over its mounting position, and secure with the screws previously
removed.
10.
Reconnect the following cables to the Rectifier Shelf Interface circuit card.
e)
Reconnect the cable to the pigtail cable that is permanently connected to the circuit card.
f)
Reconnect the cable to connector J2.
g)
Reconnect the cable to connector J3.
h)
Reconnect the cable to connector J4.
11.
Reinstall the clear plastic cover in the bottom of the cabinet. To do so, place the cover on its two
mounting posts so that the mounting screw heads pass through the keyhole slots in the cover. Slide the
cover towards the rear. Tighten the two screws.
12.
Remove the grounding wrist strap.
13.
Close the Distribution Cabinet's front door by turning and holding the captive fastener in the
counterclockwise position.
14.
Enable the external alarms, or notify appropriate personnel that this procedure is finished.
15.
Ensure that there are no local or remote alarms active on the system.