Yealink CP960 - CPE90 LED Instructions

User Guide for CP960 IP Phone
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CPE90 LED Instructions
Mute button indicators LED on the wired expansion microphone CPE90:
LED Status
Description
Solid red
The phone is muted.
Flashing red
The phone is ringing.
Solid green
The phone is placing a call.
Call mute mode is deactivated.
Off
The CPE90 is not connected to the phone.
The CPE90 is idle.