AASTRA 4422 IP Office for MD Evolution User Guide - Manual (Page 11)

11 MD Evolution – Dialog 4422 IP Office
Introduction to Your Extension
Extension LEDs
Most of your telephone’s fixed function keys, line keys and program-
mable repertory keys feature an LED.
Each LED indicates the status of a current call or the status of the
service associated with the corresponding function key.
Status Meaning
Ô
Off
No call is processed on the line key,
or the service associated with the
function is inactive.
Х Ф
On
There is a call on the line key, or the
service associated with the function
is active. For the Call-fwd key, this
indicates that the extension’s pre-
defined variable call forwarding for
this key is active.
Ц Ф
Slowly flashing
A call is ringing on the line key. For
the Call-fwd key, it indicates that a
variable call forwarding for the
extension, programmed on a case
by case basis, is currently active.
Ц Ф
Quickly flashing A call is holding on the line key.