Epson WF-7840 Workforce Pro Wireless All-in-One Wide-Format Printer with Auto 2-Sided Print up to 13" x 19", Copy, Scan and Fax, 50-Page ADF, 500-sheet Paper Capacity, 4.3" Screen

User Manual - Page 287

For WF-7840.

PDF File Manual, 393 pages, Download pdf file

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287
8. Do one of the following:
If there are no gaps, select O.
If there are gaps or the pattern is faint, select X and continue.
9. Follow the instructions on the screen to clean the print head, check the nozzles, and repeat the
process as necessary.
Caution: Never turn off the product or open the front cover during a cleaning cycle or you may not
be able to print.
If you don’t see any improvement after cleaning the print head up to 4 times, wait at least 6 hours without
printing or longer if printing. Then try cleaning the print head again. If quality still does not improve,
contact Epson support.
Parent topic: Print Head Nozzle Check
Related concepts
Print Head Cleaning
Related tasks
Removing and Installing Ink Cartridges
Checking the Nozzles Using a Computer Utility
Loading Paper in the Cassette and Paper Tray (Rear Paper Feed Slot)
Checking the Nozzles Using a Computer Utility
You can check the print head nozzles using a utility on your Windows or Mac computer.
1. Make sure there are no errors on the LCD screen.
2. Load a few sheets of plain paper in the cassette (or in Cassette 1 if your product has two cassettes).
3. Do one of the following:
Windows: Access the Windows Desktop and right-click the icon for your product in the right
side of the Windows taskbar, or click the up arrow and right-click .
Mac: In the Apple menu or the Dock, select System Preferences. Select Print & Fax, Print &
Scan, or Printers & Scanners, select your product, and select Options & Supplies. Select
Utility and select Open Printer Utility.
4. Select Print Head Nozzle Check.
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