Yealink SIP-T21 E2 User Manual page 175
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Also See for SIP-T21 E2:
- User manual (173 pages) ,
- Quick start manual (8 pages) ,
- Quick installation manual (4 pages)
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The LCD screen prompts "Resetting to factory,please wait...".
The LCD screen prompts "Welcome Initializing...please wait".
The phone will be reset to factory settings sucessfully after startup.
Note
Reset of your phone may take a few minutes. Do not power off until the phone has started
up successfully.
Troubleshooting
165
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