Yealink SIP-T19P E2 Recovery Manual page 13

Recovery Mode on Yealink IP phones
4. After a handset is registered, press
handset to verify the current firmware version.
For W80DM/W80B
For the W80DM/W80B, there is no screen to show information for you. The W80DM/W80B uses
192.168.0.23 as its default IP address, so you need to configure a static IP address for your local PC
where you have the TFTP server installed.
Procedures:
1. Configure the static IP address on your local PC.
It must be configured as below:
2. Click OK twice to save the settings.
3.
Long press and reconnect the power adapter to trigger the recovery mode.
The W80DM/W80B will download and upgrade the firmware from the TFTP server.
(for W52P/W56P base) or (for W60B base) on the
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