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phone says "check tel line" - no dial tone

Regular Visitor

phone says "check tel line" - no dial tone

there is no dial tone on my two phones; fully charged; no incoming calls; checked to see if securely in wall

outlet - that is okay; message on phones says "check tel line".  How do I do that?

Contributor

Re: phone says "check tel line" - no dia

try trouble shooting using this procedure:

 

https://customer.xfinity.com/help-and-support/phone/troubleshooting-no-dial-tone/

 

If not isolated, call Comcast tech support