Yealink T21PE2 - Page 426

Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
420
LED Status Description
Solid green The monitored user is idle.
Fast-flashing red
(200ms)
The monitored user receives an incoming call.
Solid red
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This LED status requires server sup-
port).
Slow-flashing red (1s) The call is parked against the monitored user’s phone number.
Off The monitored user does not exist.
Line Key/Expansion Module Key LED (configured as a BLF key or a BLF List key and BLF LED Mode is set to 1)
LED Status
Description
Fast-flashing red
(200ms)
The monitored user receives an incoming call.
Solid red
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This LED status requires server sup-
port).
Slow-flashing red (1s) The call is parked against the monitored user’s phone number.
Off
The monitored user is idle.
The monitored user does not exist.
Line Key/Expansion Module Key LED (configured as a BLF key or a BLF List key and BLF LED Mode is set to 2)
LED Status
Description
Fast-flashing red
(200ms)
The monitored user receives an incoming call.
Solid red
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This LED status requires server sup-
port).
Slow-flashing red (1s) The call is parked against the monitored user’s phone number.
Off
The monitored user is idle.
The monitored user does not exist.
Line Key/Expansion Module Key LED (configured as a BLF key or a BLF List key and BLF LED Mode is set to 3)
LED Status
Description
Fast-flashing green
(200ms)
The monitored user receives an incoming calls
Solid red The monitored user is dialing.