Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones
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Line key/Expansion Module Key LED (configured as a BLF key or a BLF List key and BLF LED
Mode is set to 0)
The monitored user is idle.
Fast-flashing red (200ms)
The monitored user receives an incoming call.
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This
LED status requires server support).
The call is parked against the monitored user’s phone
number.
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)
Fast-flashing red (200ms)
The monitored user receives an incoming call.
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This
LED status requires server support).
The call is parked against the monitored user’s phone
number.
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)
Fast-flashing red (200ms)
The monitored user receives an incoming call.
The monitored user is dialing.
The monitored user is talking.
The monitored user’s conversation is placed on hold (This
LED status requires server support).
The call is parked against the monitored user’s phone
number.
The monitored user is idle.
The monitored user does not exist.