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Chapter 3 Installation
Verifying Switch Operation
3-22
Catalyst 2955 Hardware Installation Guide
78-14944-03
Step 7 Connect the other end of the wire connected to VA to the positive pole on the DC
power source, and connect the other end of the wire connected to RT to the return
pole on the DC power source.
Note If you are connecting a second power supply, repeat Step 4 through Step 7
for the DC-input (VB) and return (RT) for power supply B.
Figure 3-9 shows the completed DC-input wiring on a power and relay connector
for a primary power supply and an optional secondary power supply.