Cisco Systems Cisco 3600 manual DC Power Connections for Cisco 3620 Routers Typical

Chapter 3 Installing the Router

Power Connections

Warning The illustration shows the DC power supply terminal block. Wire the DC power supply as illustrated. The proper wiring sequence is ground to ground, positive to positive, and negative to negative. The ground wire should always be connected first and disconnected last. Statement 239

Caution The terminal arrangement on your router may not be identical to the arrangement shown in Figure 3-43or Figure 3-44. You must connect the positive, negative, and ground wires according to the labels on the terminals.

Caution Do not overtorque the terminal block captive thumbscrew or terminal block contact screws. The recommended torque is 8.2 ± 0.4 in-lb (0.9 ± 0.05 N-m).

Figure 3-43 DC Power Connections for Cisco 3620 Routers (Typical)

+ - H7477

Terminal

block

On/off	Positive Negative
switch	Ground

Figure 3-44 DC Power Connections for Cisco 3640 Routers (Typical)

Negative

Ground

Terminal block

Terminal block

Positive

On/off switch

72331

Step 4 Secure the wires using cable ties.

Step 5 Turn on power to the DC circuit.

Cisco 3600 Series Routers Hardware Installation Guide

OL-2056-05 3-29