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Lamps
Call Indicator Lamp
Lamp at top corner of Dterm Display flashes when a call terminates to the
terminal. Lamp lights steadily when a message has been left.
LCD
Liquid Crystal Diode (LCD) display provides Dterm activity information plus date,
time and Soft Key operation.
LED
Some function keys have a built-in Light Emitting Diode (LED) that lights or
flashes according to the activity of that function key.
MIC (Microphone) Lamp
Lamp displays the status of the built-in microphone used for hands free
operation.
Feature Key Activities
Feature + 1 = Turns microphone on or off.
Feature + 3 = Selects ringer tone.
Feature + 4 = Adjusts transmission/receiving volume.
Feature + 0 = Activates ringer. (dependent on Systems Programming.)