Epson ET-7750 User Manual page 215

You see a window like this:
5. Follow the on-screen instructions to run a Power Cleaning.
6. When Power Cleaning is finished, run a nozzle check.
If the print quality did not improve, turn off the printer and wait at least 12 hours before running another
Power Cleaning.
If the print quality does not improve after running the Power Cleaning utility multiple times, contact Epson
for support.
Parent topic: Power Cleaning
Related tasks
Checking the Nozzles Using a Computer Utility
Power Cleaning Using the Product Control Panel
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