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XP-7100 Power SupplyToday we’re going to be looking at how to install the power supply on an Epson Expression Premium Printer. If I had to choose one word to best describe this printer, it would have to be compact. While this can come in handy, it makes installing and changing parts a little more difficult because everything fits together extremely tightly. Because of this, I recommend doing some troubleshooting before you decide to try to change your power supply. If you don’t make absolutely s …

XP-7100 Scanner & ADFToday we’ll be going over how to replace an Epson Expression Premium printer’s scanner unit. If your printer says you have a scanner error, but you don’t have the time or don’t want to put forth the effort to disassemble and troubleshoot it, you can replace it instead. You can find the part on my website or by clicking here. The first thing I like to do when replacing this part is to tape the top cover so that it all moves as one piece. You’ll notice a button on the forw …

Repairing an Epson Printer's Main BoardThe issue we’ll be talking about today is the Epson Printer mainboard. This specific problem causes your printer to fail to turn on when you tell it to. This could be caused by several things, including a burned-out power supply or motherboard. Today we will be focusing on the latter. A good indicator that the motherboard is the issue is a burning smell when trying to turn it on. We will have to remove the scanner, which you can learn how to do from this vi …

Reset Epson Artisan 1400 1410 Waste Ink Counter and Install External TanksToday we’ll be talking about when your Epson 1400 displays a message claiming that the printer’s ink pad has reached the end of its service life, or you get all three lights blinking. You will have to complete two main steps to solve the problem in this situation. The Ink CounterThe first part of fixing the problem causing this error message is addressing the ink counter inside the printer. Sometimes when the ink counter i …

Program Arduino Optical EncoderToday's topic will focus on those of you who think you might be interested in building your own printer.When you build a printer, you'll have to deal with something called an optical encoder. What I'll be showing you today is a disc optical encoder.If you look closely at the disc, you should see that there are little marks. When the disk rotates, these little marks will deflect light. If you're interested in learning more about how this works, there are a lot of he …