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Chapter 4
Installing and Connecting the Router
Cisco 1900 Series Router Wiring Procedure for DC Input
To connect a router to a DC power source, perform the following steps.
Procedure
Remove power from the DC circuit. To ensure that power is removed from the DC circuit, locate the
Step 1
circuit breaker for the DC circuit, switch the circuit breaker to the OFF position, and tape the
circuit-breaker switch in the OFF position.
Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Warning
Statement 1003
Use copper conductors only. Statement 1025
Warning
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
Secure all power cabling when installing this unit to avoid disturbing field-wiring connections.
Tip
Warning
When stranded wiring is required, use approved wiring terminations, such as closed-loop or
spade-type with upturned lugs. These terminations should be the appropriate size for the wires and
should clamp both the insulation and conductor. Statement 1002
Remove the plastic safety cover from the terminal block. Save the plastic safety cover, which you will
Step 2
put back on.
Remove the negative and positive screws from the terminal block. You do not need to remove any other
Step 3
screws. Save the screws, which will be used to attach the wires to the terminals.
Use the screws to connect the black wire to the negative terminal and the white wire to the positive
Step 4
terminal. Tighten the terminal screws to 8.0 ± 0.5 in-lb (0.9 ± 0.05 N-m). See
Do not overtorque the terminal block contact screws.
Caution
OL-19084-02
Figure
Cisco 1900 Series Hardware Installation
Connecting Power
4-14.
4-23
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