I have an AT&T model 1856 single line desk-top phone. It has stopped ringing when a call is coming in. How do I turn the ringer back on?

Asked by Mary Jane on 04/15/2015 1  Answer

ManualsOnline posted an answer 9 years, 7 months ago

The ManualsOnline team has found the manual for this product! We hope it helps solve your problem. Get the Manual Here

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