![Brother MFC-3770CDW never seen this before, appears to be software related? This is the test print function, have changed black toner with OEM : r/printers Brother MFC-3770CDW never seen this before, appears to be software related? This is the test print function, have changed black toner with OEM : r/printers](https://preview.redd.it/gl5e99d2zuz71.jpg?auto=webp&s=812c3652db6ca0307eb971f5e6c02e2ccda05df4)
Brother MFC-3770CDW never seen this before, appears to be software related? This is the test print function, have changed black toner with OEM : r/printers
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Amazon.com: Brother Genuine TN227, TN227BK, High Yield Toner Cartridge, Replacement Black Toner, Page Yield Up to 3,000 Pages, TN227BK, Amazon Dash Available : Office Products
![Black Toner Powder Compatible for Brother TN1035 Printer HL1118 1208 1218W MFC 1813 1818 DCP 1518 1519 1608 1618W 1619|Toner Powder| - AliExpress Black Toner Powder Compatible for Brother TN1035 Printer HL1118 1208 1218W MFC 1813 1818 DCP 1518 1519 1608 1618W 1619|Toner Powder| - AliExpress](https://ae01.alicdn.com/kf/Hcb211ec4f3084d08aec34bbdcf0b9203D/Black-Toner-Powder-Compatible-for-Brother-TN1035-Printer-HL1118-1208-1218W-MFC-1813-1818-DCP-1518.jpg_Q90.jpg_.webp)
Black Toner Powder Compatible for Brother TN1035 Printer HL1118 1208 1218W MFC 1813 1818 DCP 1518 1519 1608 1618W 1619|Toner Powder| - AliExpress
![Buy 3-Pack TN750 Compatible TN-750 High Yield Toner Cartridge Black Replacement for Brother MFC-8950DWDWT 8910DW 8810DW 8710DW DCP-8510DN 8110DN 8150DN 8155DN HL-6180DWDWT 5450DN Printer Online in Japan. B09B3VFML4 Buy 3-Pack TN750 Compatible TN-750 High Yield Toner Cartridge Black Replacement for Brother MFC-8950DWDWT 8910DW 8810DW 8710DW DCP-8510DN 8110DN 8150DN 8155DN HL-6180DWDWT 5450DN Printer Online in Japan. B09B3VFML4](https://www.u-buy.jp/productimg/?image=aHR0cHM6Ly9tLm1lZGlhLWFtYXpvbi5jb20vaW1hZ2VzL0kvNzFCcHRBQ0VaOUwuX0FDX1NMMTUwMF8uanBn.jpg)
Buy 3-Pack TN750 Compatible TN-750 High Yield Toner Cartridge Black Replacement for Brother MFC-8950DWDWT 8910DW 8810DW 8710DW DCP-8510DN 8110DN 8150DN 8155DN HL-6180DWDWT 5450DN Printer Online in Japan. B09B3VFML4
![I bought this used printers. Are these marks on test pages fixable? Will new toner help? It is Brother HL-1212W. Thanks : r/printers I bought this used printers. Are these marks on test pages fixable? Will new toner help? It is Brother HL-1212W. Thanks : r/printers](https://preview.redd.it/xxvwfbpkp1h81.jpg?auto=webp&s=dae0de89bb888cbfc8a3e3dcddd53008827072aa)