Display Contrast
Through the phone menus you can change the contrast used on the display.
Procedure
1. Press the button.
2. Use the cursor keys to select Screen/Sound.
3. Use the cursor keys to select Contrast.
4. Use the left/right cursor keys to adjust the contrast as required.
5. When completed, press Save or Done.
6. Press Back/Exit to exit the menus.
Related links
Display Controls on page 138
Last Call Duration Display
As an alternate to call timer display, you can have the phone briefly (4 seconds) display the
duration of the call after it is ended.
Procedure
1. Press the Features soft key if shown.
• To do this during a call, press the PHONE key and then press Features.
2. Use cursor keys to select Call Settings.
3. Use the up and down cursor keys to highlight Show Last Call Duration.
4. Change the setting as required.
5. Press Save.
Related links
Display Controls on page 138
Call Timer Display
When you have calls alerting on appearance buttons, the phone can include a timer in the
appearance details shown on the display.
• The timer shows how long the call has been alerting.
Display Contrast
March 2023 Using 1408/1416 Phones on IP Office 139
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