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NEC DT930 Quick User Guide Call Indicator Lamp - This lamp flashes when a call terminates to the phone and lights steadily when a message is available. - Displays call information and options, Menu information and soft keys. Exit This key allows you to exit from the Menu or Help mode and go back to the main screen.
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Programmable Keys - These can be additional Line Keys or Feature Keys. Press a key to get dial tone for that line, or to execute the programmed feature code. Recall - Press key to finish the call and hear the dial tone. Feature - Used to activate any features and to program One-Touch Speed Dial Keys.