1. Take a piece of tape about 3mm wide and paste it to the electronic contact No. 6(read chip information) foot.
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2, install the ink cartridge back to the printer, the system will detect, prompt the ink cartridge error, press \"OK\" to remove the ink cartridge.
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3, take 6mm wide tape, paste to the electronic contact No. 34(write chip information), 35(black ink cartridge identification), 36(black ink cartridge information writing) feet.
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4, install the ink cartridge back to the printer, the system detects the ink cartridge error again, press \"OK\" to remove the ink cartridge, and turn off the printer power (be sure to turn off the printer power when there is no ink cartridge).
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5, turn on the printer power, remove all the tape on the ink cartridge, install the ink cartridge, the meter has been restored