Alcatel OmniPCX Enterprise 4029 Manual page 11

When the attribute value is:
Blinking, off
Blinking
Blinking, new msg, on (as per
USA standard behavior)
1.2.4.3 Mute LED
In idle state, the mute LED is lit (yellow) only when automatic answer is activated.
In conversation, the LED flashes yellow when the set is mute.
The LED is off in all other cases.
1.2.4.4 Hands-Free LED
The hands-free LED is lit (yellow) when the set is in hands-free mode or in forced headset
mode.
It flashes when the set is in group listening.
The LED is off in all other cases.
1.2.4.5 F1 and F2 LEDs
A small LED is lit green on F1 and F2 personal keys when these keys are being programmed
and, depending on their contents, when the application they access is active.
Then:
When at least a message (alarm, voice, text, callback,
unanswered call) has not been heard/viewed, the LED
blinks red.
After message consultation, the Message LED is off.
When at least a message (alarm, voice, text, callback,
unanswered call) has not been heard/viewed, the LED
blinks red.
After message consultation, the Message LED blinks red.
If there is no message left in the message memory, the
Message LED is off.
When at least one message has been archived and/or
there is at least one unanswered call that has not been
heard/viewed, the LED is lit red.
Message consultation does not alter this behavior.
If there is no message left in the message memory, the
Message LED is off.
1-7