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The paper appears completely white when printing 1. There is a problem with the scanner, mirror and transfer assembly Check the scanner, reflector and transfer components, and repair or replace them in time. 2. The protective cover is not opened, and the conductive steel sheet of the magnetic roller is not in contact with the […]

1. The corona wire is broken If the corona wire is broken, replace the corona wire. 2. Missing charging roller or poor assembly If the printing is completely black, it may be due to missing charging roller or improper assembly. This is usually caused by poor installation of the toner cartridge after manual removal. At […]

1. Check if the printing paper is wet Sometimes, if the printing paper is damp, the printing will not feed! At this time, dry paper needs to be replaced to print normally. 2. Check the printing paper loading position Check whether the loading position of the printing paper is correct and whether it exceeds the […]

With the decline in the price of various laser printers, the price of original consumables-toner cartridges has also risen all the way, maintaining a "higher above" attitude. Many manufacturers have also set up various obstacles to prevent users from adding powder by themselves. Operation, as a result, the cost of laser printing becomes very high, […]

Common printing problems of inkjet printers 1 Incomplete and unclear printing -cause of issue: Insufficient supply margin Clogged nozzle -solution: 1. Check whether the supply of consumables is sufficient, if the supply is insufficient, you need to replace the printing consumables; 2. If there is sufficient consumables, the ink cartridges should be cleaned, considering that […]

An epidemic at the beginning of this year directly promoted the development of "online business" of thousands of companies. In the past, when we did offline, we might be pulling the printer to the graphic store, and explaining the advantages and selling points of the machine face to face with the graphic store users. Although […]

Why is the opc stained with toner and how to deal with it 1. There are sticky substances on the drum core, such as grease, etc. Solution: wipe the drum core with a clean soft cloth. 2. The powder is not filled well Solution: Fill the powder carefully, don't add too much at one time. […]

1. First turn off the printer power switch, and unplug the printer from the power outlet. 2. Then open the flip cover of the laser printer, carefully remove the photosensitive drum assembly, wipe the surface with absorbent cotton, but do not use force to prevent scratches on the photosensitive drum surface. 3. Next, wipe the […]

1. Try to use environmentally friendly toner cartridges from regular companies or brands. 2. When you are not sure whether the filled toner is non-toxic, please keep the printer away from the human body and place it in a ventilated place, such as the use of a copier. 3. Try not to fill toner in […]

1. Toner components are harmful Generally speaking, in addition to carbon black, iron oxide and polyester, the toner components used in toner cartridges on the market also contain many metal dusts, such as nickel, cobalt, and mercury. These metal dusts are harmful to the human body. , Different products have different contents. 2. Toner contains […]

1. Check if the printing paper is wet Sometimes, if the printing paper is damp, the printing will not feed! At this time, dry paper needs to be replaced to print normally. 2. Check the printing paper loading position Check whether the loading position of the printing paper is correct and whether it exceeds the […]