Toner cartridge cleaning and maintenance

1. First turn off the printer power switch, unplug the printer from the power outlet. 2. Then open the flip cover of the laser printer, carefully remove the photoconductor assembly, wipe its surface with a degreasing cotton, but can not force, in order to prevent the surface of the photoconductor scratched. 3. Next, wipe the […]

Firmware Update

Recently, HP firmware updates will affect multiple device models using cartridge models CF258, CF259, CF276 and W2020/2030/2040. The use of third-party supplies may be affected. To address this issue, aftermarket suppliers and retailers recommend that users disable automatic firmware updates on the printer. Go to the printer settings and make sure that automatic updates are […]

Protective measures for the copier:

1. Do not place heavy objects on the copier. 2. Be careful not to let paper scraps, staples or other small metal objects fall into the copier. 3. Do not try to remove any fixed plates or covers while the copier is running, and do not turn off the power switch. 4. When making large […]

What are the characteristics of laser printers?

1. High density. The minimum printing resolution of laser printers is 300dpi, and there are also high resolutions such as 400dpi, 600dpi, 800dpi, 1200dpi, 2400dpi and 4800dpi. 2. High speed. The minimum printing speed of laser printers is 4ppm, generally 12ppm, 16ppm, and some laser printers can reach a printing speed of more than 24ppm. […]

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