Cisco 807, Руководство по установке оборудования, Страница: 41 / 44

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Figure 2 Power Connector Pin-Outs
Wiring the DC Power and Alarm Connections
To connect the DC power and alarm connections on the IR807, follow these steps:
Table 1
Pin Number Name Description Color
1 DC In + DC Power Positive Input Red
2 DC In - DC Power Return (GND-) Black
3 AC Alarm Common N/A
4 AI Alarm Input N/A
1. Locate the power and alarm connector on the router front panel.
NOTE: Your connector may not have the labels V RT A A.
In the labeled connector, the pins are:
V—Positive DC power connection
RT— Return DC power connection
A— Alarm Common
A— Alarm Input
2. Identify the connector positive and return DC power connections. The connections left to right are:

1—Positive DC power connection

2—Return DC power connection

3—Alarm Common

4—Alarm Input
3. Measure two strands of twisted-pair copper wire (18-to-20 AWG) long enough to connect to the DC power source.
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