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att 3658b Manuale Utente

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Set Contrast
You can adjust the screen contrast for easy viewing.
1
Press 
, then 
until the screen
highlights H
HA
AN
ND
DS
SE
ET
T 
 S
SE
ET
TT
TI
IN
NG
GS
S
.
2
Press 
, then 
until the screen
highlights C
CO
ON
NT
TR
RA
AS
ST
T
.
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
17
OK
M
M
M
M
M M
M
M
M
M
M
M
M
M
M
FEA
TURE SETUP – HANDSET
FEA
TURE SETUP – HANDSET
ATT3658B manual-updated  5/19/04  5:34 PM  Page 17