In this case, units with memory will accept the fax and keep it in its memory until you add more paper to the unit, then print them out one by one. If you have a 20-page report to fax somewhere, you ll need a fax machine s document feeder to be able to hold at least that many pages, or you ll have to fax it by dialing twice. If you plan to fax documents often that are several pages long, make sure your fax machine s document feeder can take the quantity. Document feeder capacities may range from 10 sheets up to 50 sheets. Most feeders tend to be around 10 to 20 sheets.
Every fax machine has a place where blank paper is stored.
With thermal roll fax machines, the roll of paper usually sits inside the body of the machine. There is a wide range of paper storage capacities among fax machines. Some may store only 20 sheets, while others may store over 100 sheets. Some high-end multifunction units may hold close to 1,000 sheets. They do, however, need to be connected to a phone line in order to send and receive faxes, and make phone calls.