Lenovo laser printer toner sala fault maintenance - printing paper Shenzhen drum manufacturers
a lenovo lj2210P laser printers, print pages have spilled toner and stick on the paper.
failure analysis: the cause of the fault are mainly printing paper is not in conformity with the requirements, the printer internal smudgy, concentration of print Settings, there is something wrong with the homemade drum unit, etc.
troubleshooting: first change meets the requirements of paper, found that the fault is still. Then clean the scanner and printer drum unit components, find fault remains. Knob and then reverse adjust print concentration, concentration is suitable for printing. Tested and found no toner sala, troubleshooting.