Cisco 10720 Configuration Guide - Page 134

Connecting Power to the Router Chapter 5 Maintaining the Cisco 10720 Internet Router Figure 5-12 Connecting the DC Power Leads 1 2 3 122049 6 5 5 4 4 4 1 Ground lead connected 2 Positive lead connected 3 Negative lead connected 4 Ground lead 5 Positive lead 6 Negative lead Figure 5-13 Power Leads Secured with Cable Tie IN OK DC OTF IN OK DC OTF 57976 Negative Positive Ground Step 8 After tightening the receptacle screw for the +48V, and -48V DC-input leads, use a cable tie to secure the three leads. (See Figure 5-13.) Caution Allow sufficient slack in the power cable leads for strain relief. The power cable leads should be adequately secured to prevent the power supply terminal connections from being subjected to strain. Step 9 Step 10 After wiring the DC power supply, remove the tape from the circuit breaker switch handle and reinstate power by moving the handle of the circuit breaker to the on position. Press the power switch on (-). (See Figure 5-1.) 5-12 Cisco 10720 Internet Router Installation and Configuration Guide 78-13062-10