You can try to take the toner out and shake it for around 10 seconds, and then reinstall it to see if it resolves your issue. Compatible Printers: Compatible for Brother HL-L3210CW HL-L3230CDW HL-L3270CDW MFC-L3710CW MFC-L3730CDN MFC-3750CDW MFC-L3770CDW DCP-L3510CDW DCP-L3517CDW DCP-L3550CDW.
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