att 5870 Manuale Utente

You can adjust the screen contrast for easy viewing.

1

Press 

, then 

until the screen

highlights 

HANDSET SETTINGS.

2

Press 

, then 

until the screen

highlights

CONTRAST.

3

Press 

. The screen displays

4

Press 

or 

to decrease or

increase contrast.

5

Press 

to save the displayed setting.

OK

CONTRAST

OK

OK

MENU

18

L

L

L

L

L L

L

L

L

L

L

L

L

L

L

OK

91-5431-10-00_ATT5870_R0JUN040  2/5/03  4:03 PM  Page 17