Black Box LRU4240 manual Installing the Dual Trunk E1 Router, Installation Using AC Power

Dual Trunk E1 Router

Do no

Voltages as high as 200 VDC may exist at the telephone company’s E1 interface in the form of simplex power. These voltages are hazardous and can cause death or severe injury! Do not proceed with this installation if any voltage is present between the send and receive pairs of the network interface. You can ask the serving telephone company to temporarily disconnect the simplex power during installation.

INSTALLATION

The following procedures outline the steps necessary to install the Dual Trunk E1 Router, power the device, and attach it to a terminal.

Installing the Dual Trunk E1 Router

The Dual Trunk E1 Router should be installed on a flat, stable surface or mounted on a tray.

To install the Dual Trunk E1 Router on a flat surface:

1.Remove the covering from the four stick-on rubber pads and attach them to the bottom of the unit.

2.Place the unit on a flat, stable surface.

You may stack other units on top of the Dual Trunk E1 Router.

Installation Using AC Power

To install the Dual Trunk E1 Router using AC power, follow the step below and refer to Figure 2-1:

Insert the power cable into the power receptacle on the Dual Trunk E1 Router rear panel. Connect the other end to the AC outlet.

The LEDs on the front panel flash and status messages appear on the alphanumeric display as the Dual Trunk E1 Router runs the Self Test at power up.

NOTE: DC Power may be used as a primary power source or as a backup power source, should AC power fail.

18 SALES: 0870 90 10 750 Dual Trunk E1 Router User’s Guide