While you wait for answers, we may have found some information which could help you.
Click here for Machine Connects Workingfax machine Panasonic?
Lexmark x4270?
Brother Intellifax 1270e: Paper jammed, cleared it, reset, but msg still th?
Panafax UV560 cannot receive faxes?
How to reprogram name ident on Panasonic fax machine?
unit comes up with testing system?