年: 2019年

  Open the front cover. Note: You need to print the toner dot matrix checklist first (select “drum dot matrix printing” in the “Options” of the control panel), in order to understand the locations where the toner cartridge is not clean. Power off the device after printing Remove the toner cartridge and drum unit assembly from the machine. Press the green lock lever and remove the toner cartridge from the drum unit Turn the drum unit to the other side. Make sure that the gear of the drum unit is on the left. Locate the print on the print cartridge by the numbered mark next to the print cartridge roller. […]

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, the quality of the toner cartridge itself is not ruled out. When transporting and storing toner cartridges, we must follow the conditions of use and storage. Second, the print cartridge used after a period of time If the toner cartridge has been used for a period of time, there is a phenomenon of bottom ash […]

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 cartridge (that is, the toner cartridge), that is, whether the parts contained in the toner cartridge are suitable for directly filling the toner. To obtain satisfactory print quality. 1. Magnetic roller: The magnetic roller is one of the components that have the greatest influence on the blackness of printed products. The thickness and roughness of […]

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 are these recycled products? What are the requirements for recycling toner cartridges? [What are the requirements for recycling toner cartridges] 1. Recycling the toner cartridge requires that the original product is used for the first time, that is, the ink cartridge has not been refilled with ink or recycled. 2. The chip and the inkjet […]

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 toner cartridge at each printer. Do I replace the entire toner cartridge when there is no powder? In fact, it is unnecessary. The printer's toner cartridge is generally composed of three parts: the photosensitive drum, the magnetic drum, and the toner cartridge. Some laser printers are independent of these three parts and can be […]

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 machine can be less than one ten thousandths and should be about one-thousandth in general. If your copier prints dozens of sheets or one or two hundred sheets, it will be used once. The technician should be arranged for maintenance. If anything else, please call the technician immediately for repair! From a technical point of […]

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 reproduction degree is certainly not good for inkjet printers, home printers, occasionally photo documents, etc. It depends on how much your average print volume is in a month. If it is more than 50 sheets/month, please purchase a black and white laser printer. Please take a photo of the photo studio to print. Because the […]