Error Code 200040: Develop Unit Sensor Error
User Check 1. Check the golden finger cable connect well, try to install again. 2. Replace the develop unit.
User Check 1. Check the golden finger cable connect well, try to install again. 2. Replace the develop unit.
User Check 1. Replace the drum unit.
User Check 1. Need to prepare a new drum unit for replace when the current drum life end.
User Check 1. Try to restart MFP.
User Check 1. Please plug the ethernet cable.2. If it still happen, test this cable on others devive to ensure this cable work, or not, try with another cable. 3.…
User Check 1. Please ensure you had replaced the drum unit from the original manufacturer.
User Check 1. This problem can disappear by itself after printing a few pages.2. Check whether fixed distance of the dust on the paper and measure it, 97.38 mm is…
User Check 1. Check the operating environment. High temperature and high humidity or low temperature and low humidity conditions can cause this problem.2. Fold the printout and rub the image…
User Check 1. Replace the develop unit.
User Check 1. Clean the corona wire or the power grid of the drum unit.Slide the corona wire to the end and then back to the original place. Repeat this…