Recovery Mode on Yealink IP phones
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1. Long press (Speakerphone key) and reconnect the power adapter to trigger the recovery
mode. Do not release until the recovery mode wizard appears on the phone LCD screen.
2. Press 1 to use the HTTP server.
3. Enter the desired values in the IP Address, Netmask, IP Gateway and HTTP Server fields
respectively.
Note
4. Press to complete the recovery mode.
The IP phone will download and upgrade the firmware from the HTTP server. After upgrading, the IP
phone will initialize successfully and get ready for use.
The LCD screen prompts “Initializing…Please Wait” when upgrading successfully.
Note
5. If the IP phone fails to upgrade, the LCD screen will indicate the failure. The user can repeat the
recovery mode procedures to try again.
For CP920 IP phones, you need to press the volume key ( or ) as the left or right
navigation key.
For SIP-T58A IP phones, you need to press / / as up/down/left/right
navigation key.
You need to press (for SIP-T58A phones), (for SIP-T3 IP phones) to complete the
recovery mode since there is no key.
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