2.Do one of the following:

a.Press Feature , and then press the dial keypad number assigned to the Priority Calling feature.

b.Dial the Priority Calling feature access code _____.

You hear a dial tone.

3.Dial the extension number.

You hear a ringback tone.

To change a regular call into a priority call (when you hear a busy tone or a ringback tone), do the following:

1.Press Feature , and then press the dial keypad number assigned to the Priority Calling feature.

You hear a ringback tone.

Select Ringing Pattern

You can select one of eight different ringing patterns for incoming calls. When there are several users in the same seating area, you can select a distinct ring- ing pattern so you can recognize when your voice terminal is ringing.

To select a ringing pattern, do the following:

1.While on-hook, press Feature , and then press Hold .

The current ringing pattern rings repeatedly.

The Feature lamp flashes.

2.Press Hold repeatedly to step through the rest of the ringing patterns.

3.When you hear the ringing pattern you want to use, press Feature .

20Issue 1 March 1996

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AT&T 8403 manual Select Ringing Pattern