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Precautions for adding powder to the printer
You must pay attention to the operating skills when adding powder to the printer First of all, it is recommended that you print a piece of test paper before adding powder to determine whether there is a problem with the toner cartridge. If there is no problem, you can start adding powder. When disassembling the […]
How often does the toner cartridge of a laser printer need to be replaced?
Because laser printers can print thousands of copies of a single toner cartridge, a toner cartridge filled with toner can print thousands of pages. This has led to a very high popularity of laser printers. Many families have also purchased laser printers. Then we need to prompt the toner cartridge every time the printer Do […]
What problems should be paid attention to when using the label printer?
First is the installation problem of the label ribbon. First, take out the new label ribbon, rotate the drive wheel counterclockwise to make the ribbon in a tensioned and flat state, then open the back cover of the label printer, align it with the socket, and insert it. Second, what should I do if the […]
Why is black needed for color printing?
First, to reduce the color deviation on neutral colors (grayscale) The imaging method used in the printer is CMYK color system (C-cyan, cyan; M-magenta, magenta; Y-yellow, yellow; K-key, key color), CMYK color system belongs to subtractive color system, that is, different colors The more superimposed, the darker the color, and the final CMY will be […]
The working principle of laser printer
The whole process of laser printer work can be said to be charging, exposing, developing, transferring, fixing, cleaning and erasing Wait for the cycle of the seven major steps. The entire laser printing process is carried out by the action of "charging". First, the photosensitive drum is filled with negative or positive charges. The raster […]