AT&T 2.1.1 manual Hardware Installation

Hardware Installation

b.The number of cards displayed may not equal the number of cards installed. One of the cards has the slide switch settings reversed. Usually it is the card whose O.S. Index number does not appear. See the example in the screen below.

As an example, let us assume that you have installed three cards in your system. In the example above, only two of the three cards are recognized by the system. You now know that one of the cards has not been configured correctly.

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