Yealink sip-t21 [14/142] Led instructions

Yealink sip-t21 [14/142] Led instructions
User Guide for the SIP-T21P IP Phone
4
Icon
Description
Keypad Lock
Received Calls
Placed Calls
Missed Calls
Recording box is full
A call cannot be recorded
Recording starts successfully
Recording cannot be started
Recording cannot be stopped
Power Indicator LED
LED Status
Description
Solid green
The phone is initializing.
Fast Flashing green
The phone is ringing.
Off
The phone is powered off.
The phone is idle when powered on.
Line key LED
LED Status
Description
Solid green
The line is in conversation.
The line is seized.
Fast flashing green
The line receives an incoming call.
Slow flashing green
The call is placed on hold.
Off
The line is inactive.
Line key LED (configured as a BLF key)
LED Status
Description
Solid green
The monitored user is busy.

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