Why is black color needed for color printing?

1. To reduce the color deviation on neutral colors (grayscale) The imaging method used in the printer is CMYK color system (C-cyan; M-magenta; Y-yellow; K-key). CMYK color system belongs to subtractive color system, that is, the more different colors are superimposed, the darker the color. Eventually CMY will be synthesized into black. But with current […]

Tips for the use of laser printer

The laser printer has been warmed up for more than 2 minutes or the shape is not firm, and the text is off: 1.To consider whether the indoor temperature is above 20℃; 2.To check whether the thermistor has poor contact or failure; 3.To see if the voltage reaches 220V; 4.To see if the paper and […]

What will happen to the printer copier in cold weather?

As we all know, printers and copiers use heating to fuse the toner on the paper to achieve fixing. Therefore, many printers and copiers indicate the operating temperature range (usually 10-23 ℃) in the manual. What will happen next? For example, in the winter in our central and northern regions, the general temperature is below […]

Pourquoi le texte imprimé est léger

1. The printing paper is wet If the printing paper is damp, consider replacing it with dry paper and printing again. 2. Dirty or aging transfer roller If it is checked that the transfer roller is dirty, the transfer roller needs to be cleaned; if it is aging, the transfer roller needs to be replaced. […]

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