Drum is a copier part, was a thin cylinder, the surface covered with toner. Function similar to the printer cartridge.The most crucial part of a good laser printer is the toner cartridge, also known as a photo conductor drum. It not only d…

For printer cartridge, even if the customer has a certain desire to buy, if it is not urgent need for the product, like one cf230a, still will not make the purchase decision, so the sales staff need to take the initiative to seize the oppo…

Among the total failure of the laser printer, there is a failure is the highest probability of occurrence, that is, the paper jam. Do not underestimate this simple cardboard, many of my friends tend to underestimate this small problem, but…

About the toner cartridge, many people will doubt why many domestic consumers prefer to be cheated to buy a lower cost of imitation of the original cartridges are not buying domestic brands. What cause this result on earth?The vast majorit…