The paper appears completely black when printing

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 this time, it is necessary to check whether there is a problem with the charging roller, and reassemble the charging roller. 3. Poor contact of the conductive support of the charging roller or the conductive steel sheet If the conductive support of the charging roller or the conductive steel sheet is in poor contact, reassemble […]

Paper cannot enter the printer

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 arrow mark on the left guide rail. After adjustment, try again. 3. Check if there is any printing paper jammed in the printer If the printing paper is jammed in the printer and not taken out in time, the printing will not feed. If a paper jam occurs when the printer is printing, carefully remove […]

How much does refilling printer cost?

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, and the used toner cartridge will also cause great pollution to the environment. So what should I do to add powder to the printer, if we hire a professional team from the outside to do the powder addition operation, what is the relevant price? I will give you a detailed introduction today: How to add […]

How should the graphic industry master internet thinking?

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 this gives the user a more intuitive experience, the disadvantages are also obvious: 1. It requires a lot of manpower, material resources and financial resources, and the cost is high; 2. The user coverage is narrow; 3. Long project cycle. These shortcomings can be remedied online. If graphics and text are also to be used […]

The harm of toner cartridge

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 carcinogens Toner also contains well-known carcinogens such as benzene, aldehyde, styrene and so on. Color printing toner is full of five poisons. For example, tributyltin, a few parts per million of gram can endanger the secretion of human hormones, and severely lead to a decrease in the number of sperm in men and infertility in […]

Some Matters Needing Attention When Using Ink Cartridges

1. The printer should be used frequently, even if it is not printing, it must be turned on at least once a week; 2. Do not reach into the printer or touch the ink cartridge when printing; 3. There are many factors that affect the print quality. In addition to the quality of the ink cartridges, there are also the choice of media, the clarity of the original picture, the output resolution during printing, etc., so that the user can make a correct judgment when the quality of the printer drops; 4. Use the machine immediately after unpacking the ink cartridge (to prevent air from entering the ink jet port); […]

How to Solve the Problem of Toner Leakage in HP Printer Cartridges

How to solve the problem of powder leakage from HP printers The problem of powder leakage from HP printers has been besetting everyone. Here I will share with you some simple reasons and solutions I know: 1: The influence of powder leakage HP's color laser printers, especially roller-type printers, such as HP1500/2500/2550, HP4500, etc., have certain flaws in their design. The use of single-component magnetic toner can theoretically achieve relatively accurate print positioning, but the The amount of powder is difficult to control. So HP designed a copper scraper to precisely contact the magnetic rod to control the amount of powder, but because the copper is too thin, it is […]

How to Rrepair the Toner Cartridge?

ACO tells you that it can be divided into two parts: adding new toner and replacing the photosensitive drum. The following takes the commonly used HP 6L printer toner cartridge as an example to provide you with a method of how to regenerate the toner cartridge. First of all, cut off the power of the printer, take the toner cartridge out of the printer (this is of course, or how to regenerate it), then use diagonal pliers to clamp the metal pin on one side and pull it out carefully (or Use a nail to put the metal pin into the toner cartridge. After opening the toner cartridge, the metal […]

How to Solve Paper Jam

Paper jams are a common problem with printers. Incorrect removal methods may cause greater damage to the machine. After a paper jam has occurred, turn off the power first, and then open the front door to identify the location of the paper jam. If the paper is stuck in front of the fixing unit, it can be pulled out directly to the inside of the printer (When removing the paper, please pay attention to the fact that the toner particles have been heated. Pressurized, so toner will splash, please pay attention). If the paper is jammed near the fixing unit, pull it gently inwards, and do not pull it outwards […]

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