What is the cause of the carbon with fat from _ printing equipment problems

What is the cause of the fat from carbon take? Reasons are as follows: 1:2: carbon with no right around in the machine temperature setting is not correct. 3: the pressure of the print head and balance set is not correct. 4: do not have the right to set the feeding medium quantity of solution 1: to correct installation media 2: adjust the print temperature, satisfies the requirement of printing 3: as far as possible to set the minimum pressure required to print 4: reset medium amount of paper right away