Question about Office Equipment & Supplies
I HAVE A PANASONIC DP3510 AND SHOWS ERROR E0401
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Posted on Jan 02, 2017
This error is for the copy density sensor. Remove drum unit, 1 screw, and you will see the sensor inside of the machine. Either dropping toner out of the drum unit or machine is overtoned. I would recommend a service call from a technician for this problem.
Posted on Aug 05, 2009
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