Telephone settings

Telephone settings

LCD contrast

You can set the contrast of the screen to one of four levels.

1.Press MENU/SELECT in idle mode to enter the main menu.

2.Use CIDq or DIRp to scroll to >LCD contrast, then press MENU/SELECT.

3.Press CIDq or DIRp to choose from >1, >2, >3 or >4.

4.Press MENU/SELECT to save your preference. There is a confirmation tone and the screen returns to the previous menu.

Dial mode

Language >LCD contrast

>3

2

The dial mode is preset to touch-tone dialing. If you have pulse (rotary) service, you must change the dial mode to pulse dialing before using the telephone.

To set the dial mode:

1.Press MENU/SELECT in idle mode to enter the main menu.

2.Use CIDq or DIRp to scroll to >Dial mode, then press MENU/SELECT.

3.Use CIDq or DIRp to highlight >Touch tone or >Pulse, then press MENU/SELECT. There is a confirmation tone and the screen returns to the previous menu.

LCD contrast >Dial mode

>Touch tone Pulse

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AT&T CL4940 user manual LCD contrast, Dial mode, To set the dial mode