Brother MFC-9420CN All-In-One Laser Printer "quot pf kit 1" Questions

...quot;PF Kit 1" on a Brother HL-5250DN. I have the replacement part but I cannot find a user guide anywhere on how to do it. Ah the Paper Feed Kit 1 on this unit is pretty easy, If you remove the ...

...PF kit before [fixed by new Firmware load - about 6 hours research then]. The Brothers people are screwing the public! alot of ppl are having hte same problem and I think this is somwhow brother are ...