Yealink SIP-T42G - Manual (Page 133)

Troubleshooting
123
3. Press the OK soft key.
The LCD screen prompts the following:
4.
The LCD screen prompts the following:
5.
The phone will be reset to factory sucessfully after startup.
Note
Reset of the phone may take a few minutes. Do not power off until the phone starts up
successfully.
Welcome
Initializing...please wait
Resetting…
Please Wait!