Epson WorkForce Pro WF-7820 All-in-One Inkjet Printer User Manual
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6.
Insert the new cartridge into the holder and push it down until it clicks into place. Make sure all
cartridges are pushed down into place.
7.
Close the ink cartridge cover, then lower the scanner unit.
The print head moves to its home position and the printer starts charging the ink. This takes about
90 seconds. When you see a confirmation message on the screen, ink charging is finished.
Caution:
Never turn off the product while the power light is flashing or you will waste ink.