AT&T System 25 manual Procedures for Programming Features, Press On/Off

Procedures for Programming Features

You can program FLEX DSS and Personal Speed Dialing Codes on your cordless telephone. Before you begin this procedure, your cordless phone should have been administered as set 303 by the System Administrator.

1Lift the cordless handset from the base unit. (Make sure

On/Off is switched to Off.)

The LED will not be lit.

2Use a ballpoint pen—not a pencil—to write the names of the features you have selected to program on the corresponding button labels.

3To enter programming mode, slide the T/P switch (located on

the base unit) to P.

The Channel indicator will display a “ P“ to indicate programming mode.

or

Press [#] [4] .

4Press On/Off.

The light will flash.

5Keeping the handset close to the base unit, enter the code for the feature you are programming. *

6Listen for confirmation tone and dial tone.

7Press On/Off.

The light goes off.

8If you used the T/P switch to enter programming mode, leave programming mode by sliding the switch back to the center position.

*See the AT&T System 25 Multiline Telephone User Guide for detailed procedures on how to implement each feature.

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