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Why does the printer print with gray background? I. New print cartridge If the original HP print cartridge that you just purchased prints with a gray background, it may be caused by accidental impact and incorrect operation during transportation or use, which may cause damage to the internal components of the print cartridge. Of course, […]

First, the toner cartridge assembly generally consists of the following components: Magnetic roller, powder ejection knife, photosensitive drum, cleaning blade, powder bin, sensor lever, waste toner bin, charging roller. Filling the toner is undoubtedly a good way to reduce the cost of printing, but before filling, you must first understand the condition of the toner […]

Printers and copiers are essential office equipment in the office, and the quality of their consumables has a key impact on print quality. Therefore, we must be very careful when selecting consumables to avoid buying defective products. Many businesses in various office communities can now see the recycling of various printing supplies, so what use […]

How often do laser printer cartridges need to be replaced? Laser printers because of the large print volume of a single toner cartridge, a toner cartridge filled with toner can print thousands of sheets, which has led to the popularity of laser printers. Many households have also purchased laser printers, so we need to prompt […]

The most troublesome problem in copying work is “paper jam”, which accounts for more than 80% of copier failures. Due to the limitation of the working principle, copying machine jams are inevitable. All we can do is to take various measures to minimize the occurrence of "jam". The paper jam rate of a good copying […]

What is the color performance of laser printers? There are two most direct advantages of laser printers for inkjet printers 1, the printer is fast 2, the cost of consumables is low, but his shortcomings relative to inkjet printers is that only four colors (CMYK) all colors are completed by color registration, so the color […]

심천 아스타 유한회사는 산을 사랑하고 이타적인 헌신의 영예로운 인증서를 받았습니다. 이는 심천 사무기기 임대 산업 협회가 주최한 광시 학교 복지 기부 활동에서 시작되었습니다. 우리 회사는 일부 어린이들이 학비를 마련하고 학교에 갈 수 있기를 바라는 마음으로 이 활동에 약간의 돈을 기부했습니다.

pen Pen: It consists of a pen tip, a pen tongue, a pen holder, a pen cap, and a water storage tube that holds ink in the rod. It is usually divided into three types: the gold-tip gold pen, the gold-plated gold pen, and the ordinary pen that does not contain gold or grain. When […]