Why is the printer not turning on? [15-12] This problem is not always at the fault of the power supply. You may have a blown-out mainboard. You can fix the electronic problems in Epson inkjet easily, so don't give up and get working! Repair a mainboard, or called motherboard or formatter board, used to be a professional job. With this easy-to-follow video, you can repair the Epson mainboard yourself.

Epson Spare Parts: https://bchtechnologies.com/printer-p...
Suggested Tools:
If you want to replace the transistors anyway, you don't need to test them. Testing can tell you if you need to replace other parts, such as the driver chip or F1 fuse. 90% of the time, a replacement of the two transistors will fix the problem.
1. Tester: 12864 Mega328 ESR Transistor Resistor Diode Capacitor Mosfet Tester (find it on eBay)
2. Solder Iron

Previous video about scanner:    • Fix Epson EcoTank Error E02: 100016 S...  

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🢡 Send the printer for repair! https://bchtechnologies.com/printer-r... Yes! We repair DTF, DTG, and sublimation printers too!
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About BCH: BCH Technologies is an innovative company focusing on ink and related products. Founded in 2011, the company transforms how people and businesses refill their printers through innovative technology solutions. Our core purpose guides the research direction of 1) preventing land waste and 2) bringing customers better products with lower costs. Every day, over one million ink cartridges are thrown into landfills worldwide. The company has focused on working with businesses of different sizes, from Fortune 500 companies to entrepreneurial starters, to develop custom ink, spanning from printer ink to stamp ink, re-entry ink, indelible ink, redaction ink, invisible ink, and more.

This video was produced by Kevin at BCHTechnologies.com.