Epson WF-7710 User Manual page 280

User's Guide
Appendix
3. Disconnect all cables such as the power cord and USB cable.
4. If the printer supports external storage devices, make sure they are not connected.
5. Remove all of the paper from the printer.
6. Make sure there are no originals on the printer.
7. Open the scanner unit with the document cover closed. Secure the ink cartridge holder to the case with tape.
8. Close the scanner unit.
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