I have replaced all of the cartridge, and it's still saying replace black; or near empty,or no cartridge. I have taken them out put them back in; I have unpluged it and still nothing. What should I do?
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Light/faint prints usually are a result from clogged ink or air bubbles between the cartridge and print head (thus changing cartridge wont fix problem). Try printing the test page print from the machine (Ink Management -> set/ok twice). Answer the question(s) in the display and repeat this up to five times. The colors should be improved after 1-3 test prints usually.
# Hold the cartridge upside down, with the
bar-code label facing you and take a damp paper towel. # Use the towel to wipe the printhead of the
cartridge on the bottom (where the ink comes out). Wipe the printhead
horizontally in one direction only (left to right). # Continue doing this until it looks clean. # Then dab the cartridge on the towel to make sure
the ink is flowing. # Next, look inside the printer and locate the
carrier that holds ink cartridges. Caution: Make sure the cartridges are not
installed at this point.
1. Look for a shiny piece of metal underneath the
contacts at the back of the carrier. 2. Take a damp cotton swab (use water only!) and
wipe along the bottom of the shiny metal piece. Note: You may need more than
# Reinstall the cartridges, making sure you snap
them correctly into the printer.
I don't think there is a reset procedure for resetting MFC 3240c cartridges. Professional refill facilities use a code reset device on cartridges. Users that want to refill their own cartridges often use a piece of cellotape or plastic bag to cover cartridge sensor. This can damage printers head if ink goes too low and printer keeps printing. My suggestion: stay away from troubles and buy original cartridges. Here is a link on howto: Reset ink sensor for Brother MFC 3100C - fixyourownprinter.com