Yealink SIP-T22 User Manual download pdf (Page 13)

Professional IP Phone Overview

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Table 2 Power Indication LED

LED Status Description

Steady yellow Power on

off Power off

Icon Instruction

The IP Phone displays different kinds of icons on its LCD, you can refer to the following

table for their meanings:

Icon Description

Flashes when the internet is disconnected

Account register failed

Account registering

Account register successful

Missed calls

Call in

Call out

Input Method: all letters and numbers

Input Method: numbers

Input Method: letters in lower case

Input Method: letters in upper case

Call mute

Call hold

Voicemail

SMS

Call forward

DND(Do not Disturb)

Auto answer

In handset mode

In headset mode

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Yealink SIP-T22 User Manual Page 13