RAD Data comm ASM-20 Spécifications télécharger pdf (Page 26)

ASM-20

Installation and Operation Manual Chapter 2. Installation and Setup

11/4/99 14:09 Electrical Installation 2-3

~230 VAC

-1A T 250V

DTE

X.21

Line Connector

Figure 2-2 ASM-20 - X.21 Rear Panel

Strap Selection

Before connecting power to the unit, determine the required configuration

of ASM-20 and position the straps accordingly. The PCB strap locations of

Figure 2-3 correspond to the numbers listed under the "Strap Identity"

column in Table 2-1.

Warning

HIGH VOLTAGE

Only authorized and qualified service personnel should have access

inside the equipment.

Disconnect the ASM-20 power cable and leased line connections before

opening the top cover.

Setting Internal

Jumpers and

Switches

To set the jumpers and switches:

1. Disconnect the power cable.

2. Loosen the screws holding the bottom cover in place.

3. Remove the top cover.

4. Adjust the jumpers as required. See Table 2-1.

5. Replace the top cover and tighten the retaining screws.

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RAD Data comm ASM-20 Spécifications Page 26