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Connecting Routers with a DC-Input Power Supply
Figure 3-13
Figure 3-14
Wiring the DC-Input Power Supply
Figure 3-15 shows the Cisco 4000 DC-input power supply terminal block. Follow these procedures
for wiring the terminal block.
Step 1
Step 2
Step 3
Caution
screws. The recommended torque is 8.2
3-20 Cisco 4000 Series Hardware Installation and Maintenance
Cisco 4000 Series DC-Input Power Supply—Rear View
Cisco 4000 Series AC-Input Power Supply—Rear View
Feed the wires through the rubber grommet in the terminal block cover.
Attach the appropriate lugs at the wire end of the power supply cord.
Wire the DC-input power supply to the terminal block as shown in Figure 3-15. The proper
wiring sequence is ground to ground, positive to positive, and negative to negative.
Do not overtorque the terminal block captive thumbscrew or terminal block contact
Terminal block cover
0.4 inch-lb.
DC power supply
AC power supply
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Troubleshooting
