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Installing the Alarm Terminal Block

Follow this procedure to install the alarm terminal block (see

port:

Turn OFF power to the router. However, to channel ESD voltages to ground, do not unplug the power

Step 1

cable.

Use 12- or 14-AWG copper wires to connect DC-input power to the terminal blocks.

Step 2

Strip the wire shielding so that approximately 0.38 in. (9.7 mm) of each wire is exposed.

Step 3

Figure 4-10 Alarm Terminal Block

NO P NC

Press the orange-colored release and insert a wire into a receptacle of the alarm terminal block. Two of

Step 4

the three receptacles must have wires installed (see

wires.

Note

Plug the alarm terminal block into the alarm port on the Cisco 3660 chassis. (See

Step 5

Note

Figure 4-11 Connecting the Alarm Terminal Block to the Alarm Port

Reinstall network cables, and turn ON power to the router.

Step 6

NEBS Level 3 and ETSI Compliance Kit Installation Guide for Cisco 3620, Cisco 3640, and Cisco 3660 Routers

4-8

Always wire the P terminal and one of the other (NO and NC) terminals.

To remove wires, press the orange-colored release next to each receptacle.

Connect the alarm terminal block to either an AC power source rated maximum 25 VAC and

5A current rating, or a DC power source rated maximum 30V and 5A current rating.

Chapter 4

Installation on Cisco 3660 Routers

Figure

4-10) in the Cisco 3660 router alarm

Table

4-1). The spring-loaded connector retains the

Figure

4-11.)

78-5450-06 B0