Chapter 4 Replacing Components
Replacing or Installing Power Supplies
Se n d d o c u m e n t a t i o n c o m m e n t s t o n ex u s 5 k d o c s @ c i s c o . c o m .
Step 6 Verify the power supply operation by checking that the power supply LED is green.
Wiring a DC Power Connector
Warning A readily accessible
Warning This product requires
Warning When installing or replacing the unit, the ground connection must always be made first and disconnected last. Statement 1046
Warning Installation of the equipment must comply with local and national electrical codes. Statement 1074
Warning Hazardous voltage or energy may be present on DC power terminals. Always replace cover when terminals are not in service. Be sure uninsulated conductors are not accessible when cover is in place. Statement 1075
Before installing a DC power supply to the switch, you will need to attach DC connection wires that you provide (10 GA recommended) to the DC power connector included in the DC power supply’s accessory kit. To wire the connector:
Step 1 Using a 1/8” flat head screwdriver or No. 1 Phillips head screwdriver, loosen the set screws on the connector to freely accept the power wires. The connector will accept
Step 2 Strip 1/2” of insulation off the DC wires you will use.
Step 3 Insert the black (DC negative) wire into the right aperture on the connector and tighten down the connection set screw. Finger tight or about 3 ft./lbs should be sufficient.
Step 4 Insert the red (DC positive) wire into the left aperture on the connector and tighten down the connection set screw. Do not tighten over 0.7 Nm.
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