I have a brother mfc printer I purchase a new black ink but it is not working the color works but...
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I have a brother mfc printer I purchase a new black ink but it is not working the color works but black doesn't I've tried cleaning it but luck in suggestion?
my mfc-5840cn displays no cartridge even i just change all the cartridge and also how can i change...
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my mfc-5840cn displays no cartridge even i just change all the cartridge and also how can i change or clean the ink pad. please help. thanks