TOKYO — Epson Corp. said it has developed a print head using an organic light-emitting diode (OLED) light source, which is touted as achieving printing performance comparable to that of laser printer ...

Epson is not the only company to break its own seemingly functional printers over ink issues. Another recent example is HP, which in 2020 killed ink cartridges that weren't part of its Instant Ink ...

Unlike modern laser printers, a dot matrix printer has a single print head and an inked ribbon. Neither the print head nor the ribbon last forever, and problems that develop usually indicate ...

If the quality of documents printed from your Epson R280 printer has begun to decline, cleaning the print head is the best way to remedy this problem.

I then did a search on Epson, and found 198 items for sale. A good number of these were dot matrix printers, and I also found several ink ribbons for sale.

Some printer manufacturers are trying to solve this problem by incorporating the print head into the ink cartridge. By doing so, each time you get a new ink cartridge, you also get a new print head.