Epson WF-4630 User Manual page 236

7. Insert the new cartridge into the holder and push it in until it clicks into place.
8. Select Check on the LCD screen to make sure the cartridges are installed correctly.
Caution: If you see a message that an ink cartridge is installed incorrectly, press in the ink cartridge
until it clicks into place.
9. When you are finished, close the front cover.
The product starts priming the ink and returns to its previous state when finished.
Note: Do not turn off the printer during ink replacement.
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