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Basic features
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Adjusting the display screen contrast
You can adjust the contrast using the Local Tools menu; however,
Avaya recommends that you use the Telephone Options menu.
Note: If an Expansion Module is attached to your Avaya 1230 IP
Deskphone, changes that you make to the LCD screen contrast of the
Avaya 1230 IP Deskphone also apply to the display screen contrast
configuration of the Expansion Module.
Use the following procedure to adjust the display screen contrast.
or
4. To increase or decrease the volume,
perform one of the following actions:
— Press the Up or Down soft keys.
— Press the Up or Down navigation
keys.
5. Press the Select soft key to save the
volume level and return to the
Telephone Options menu.
or
Press the Cancel soft key to cancel the
modifications.
1. Press the Services key, select
Telephone Options, and select
Contrast adjustment.
or
DownUp
or
CancelSelect