Options List

Adjust Screen contrast

The Screen contrast option allows you to adjust the contrast of the display on your telephone. After you select Screen contrast from the Options List menu;

Lower Higher

or

From the Contrast screen, press the Lower Key to decrease the display contrast level, or press the Higher Key to increase the display contrast level.

Press the Done Key to save changes. Press the Quit Key or Options Key to exit.

Adjust volume

Note: After you select Volume adjustment. . . from the Options List menu, a list of adjustable items for your telephone model appears. It is recommended that you adjust these parameters while you are on a telephone call so that you can judge the impact of the changes your are making.

To adjust the Ringer volume:

 

 

1.

Select Ringer from the Volume menu.

Ringer

 

 

 

 

Lower

Higher

2.

Press the Lower Key to decrease the

 

or

 

ringer volume, or press the Higher Key

to increase the ringer volume.

Press the Done Key to save changes. Press the Quit Key or Options Key to exit.

Use the procedure above to adjust the volume on the following items:

Buzzer

Speaker

Handset listen

Handsfree listen

Headset listen

Headset talk

Headset sidetone

Note 1: Headset listen is adjustable on the M3903 and M3904 only.

Note 2: Headset talk and Headset sidetone are adjustable on the M3904 only.

Note 3: Headset sidetone (M3904 only) is the sound of your own voice that you hear in the headset speaker.

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Nortel Networks M3902, M3904, M3901, M3903 manual Adjust Screen contrast, Adjust volume, Lower Higher