Epson L1800 mainboard repair DIY (when power on fails) 

DTG Epson L1800 mother-board (logic board) disassembling and repair, when the printer won't start up
Repair Epson L1800 DTG mother-board when the printer fails to start up at power button.
If the fuse F1/F2 is not blown and the printer is still not starting then one pair of transistors is most likely burned.
Replaced Transistors:
A2210
C6082

Наука