The specific operation steps of toner cartridge chip zeroing are as follows:
1, powder cartridge installation is not correct, re-check the installation.
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2. The printer motherboard counting chip has reached the upper limit set by the manufacturer and needs to be cleared.
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3, the toner cartridge chip has reached the count value, and the chip needs to be replaced.
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Open the printer front cover and long press Clear option. The screen shows replacing the toner cartridge. Click the Start button and click the plus button continuously until the number 11 is displayed on the screen. Click the OK button. Then close the front cover of the printer to complete the cleaning operation