Question about HP Office Equipment & Supplies
Hi usually sensor of cartridge unit fail which send a wrong signal.
you may try:
1)take out cartridge unit looking carefully a tiny switch
at one side with a smal metal stander or a plastic button(you may hear click sound) just check this sensor position and adjust to normal where the sensor can active by the cartridge. put back cartridge test, do next if still not detect.
2) try to take out this sensor or check it's cable wire connection and using meter test, should be connect when click.
Posted on Dec 22, 2008
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Posted on Jan 02, 2017
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