Yealink SIP-T38G - Manual (Page 15)

Overview
5
Power Indicator LED
LED Status Description
Solid green The phone is powered on.
Flashing green The phone is ringing.
Off The phone is powered off.
Line key LED
LED Status Description
Solid green The line is in conversation.
Fast flashing green The line receives an incoming call, the phone is ringing.
Slow flashing green The call is placed on hold.
Off The line is inactive.
Line key LED (configured as BLF key)
LED Status Description
Solid green The monitored user is idle.
Fast flashing green The monitored user receives an incoming call.
Slow flashing green The monitored user is busy.
Off The monitored user does not exist.
Line key LED (configured as shared line key)
LED Status Description
Solid green All the shared line parties are idle.
Slow flashing green
The shared line is seized.
Some party receives ringback.
The shared line conversation is placed on private
hold.
For a multi-party call, all the parties place the shared
line conversation on hold.
Fast flashing green
The shared line receives an incoming call.
The shared line is in conversation.
The shared line conversation is placed on public hold.
Off The shared line does not exist.
Memory key LED (configured as BLF key)
LED Status Description
Solid green The monitored user is idle.
Flashing red The monitored user receives an incoming call.
Solid red The monitored user is busy.
Off The monitored user does not exist.