User Activity

I get i ipf765 the printer was just fine with new printhead printing some imageThe electric power went off and after it came backI turn on the printer but when i send a print jobIt said you new to run a printhead clean or replace itI have run the cle...
Can i ask something i get ipf770When i send a print a big one like 5 meter from autocad work fine but if its 6 meter the printer just print 1cm then take out white sheet about 3 meter and start printing from the half whyI donwload the last driverer a...