it's all about how to clean the drum unit. and service, the vertical lines shown on the print out pages while taking print out.
#printer
#Brother
#brotherprinter,
#printerdrumcleaning,
#dcp-b7535dw,
#hp
#printercleaning
HOW TO CLEAN BROTHER PRINTER DRUM ROLLER | VERTICAL LINES & DOTS FROM PRINTING PAGE | DCP-B7535DW | :[ Ссылка ]
SAAB TECH STAR
