Questions & Answers for: hp 640 fax not printing

HP 640 fax has been working fine until we tried to fax something to a fax number with the area code of 817 (Texas). Faxes to this area code will not go through. Local faxes and faxes to numbers in our

HP 640 Fax series not printing I haven't used it for about the last 4 months, but when someone tried to fax me, the page came out blank. The machine sounded like it was printing but there was nothing ...

Machine will receive and print faxes, print the test sheet, but will not make a copy. It reads that it is copying but just sends out a black copy Your scanner is defective. It is not worth fixing. ...

The machine is working fine with the exception that NOTHING prints! All I get is blank pages. The machine registers the print as 7/8 full. Help! The ink could be dried up inside of the cartridge. It ...

...printing Our new HP fax 640 prints only for about the first 2" and then fades to almost nothing...Have cleaned, aligned, etc. Ink level 6/8 The ink inside of the cartdridge has dried into a solid ...

...morning on our HP 640 and now all I'm getting is blank white pages. We have several faxes in memory, and I am unable to print them. Either the pull tape is still on the cart or it is dried up ...

When I receive a fax it comed back blurred I changed the cartridge and I am still having the same problem. Check print out from system, if its good  printer is good, you can suspect other side ...

hp 640 faxes Load the documents face down in the document feeder. (Print side towards the fax machine.) HP offers a lot of support for their products. The User Manual for the HP 640 is available here:

printing does not print when fax comes in or when doing text fax has new ink cart worked a couple of times this printer carrege unit is short please replace the printer carreage unit

I have a HP 640 Fax series, everytime that I send a fax it prints a confirmation page, how can I turn this feature off? The answer is in here http://h10032.www1.hp.com/ctg/Manual/c01094202.pdf