I purchased a DR250 exact replacement drum from Computer Friends - All Toner. When the cartridge arrived I opened up the well packed box and everything looked fine. I replaced the cartridge, as I have done many time before, and turned on the machine. As soon as the machine started the plastic "first sheet" from the cartridge got stuck in the printer. I looked closely and two little rollers had been pushed out. I carefully pilled out the plastic sheet and tried the machine. The first sheet of paper also became stuck. When I lifted the... read full review »