Your MLX-10 Telephone
Line Button Lights
Each line button has two lights next to it, a red one and a
green one, showing whether the line is available, in use, or on
hold.

Light Meaning

Steady red You are automatically connected to this
line when you lift the handset.
Steady green The line is in use or the feature
programmed onto the line button is in
use. (See Chapter 3, “Using and
Programming Features.”)
Steady red and You are using this line button or the Line
green Request feature is in use. (See Line
Request in Chapter 5.)
Steady red and An incoming call is ringing on this line
flashing green button or a call you transferred is
returning to this line button.
Fast flashing You have put a call on hold on this line
green button.
Slow flashing Someone else has put a call on hold on
green this line button.
Line Button Lights 1-11