Epson ET-3850 product does not turn on or off
Cause 1 of 2The power cord is loose, or the power button was not held long enough. Source: Solving Problems: Solving Setup Problems, p. 222
First checkMake sure the power cord is securely connected.
Causes and checks
The power cord is loose, or the power button was not held long enough. Source: Solving Problems: Solving Setup Problems, p. 222
- Make sure the power cord is securely connected.
- Hold down the power button a little longer.
The product will not turn off with the power button. Source: Solving Problems: Solving Setup Problems, p. 222
- Hold down the power button a little longer.
- If it still does not turn off, unplug the power cord, plug it back in, then turn the product on and off with the power button.
All 2 causes checked. Contact Epson Support: (562) 276-4382.
Service
If the checks above do not clear it, contact Epson Support: (562) 276-4382, epson.com/support. United States; Canada (905) 709-3839. 6 AM to 8 PM Pacific Time Monday to Friday and 7 AM to 4 PM Saturday. Source: Solving Problems: Where to Get Help, pp. 261-262
Other ET-3850 problems
- Noise after filling the ink2 causes in the manual. First: the product charges its print head the first time the tanks are filled. The power light flashes until charging finishes; turning the product off earlier can make it charge improperly and use excess ink the next time.
- Paper does not feed or several sheets feed at once5 causes in the manual. First: the cassette or paper settings are wrong.
- Originals do not feed from the automatic document feeder2 causes in the manual. First: the ADF icon is not lit on the Copy or Scan screen.
- Paper does not eject fully or comes out wrinkled3 causes in the manual. First: the wrong paper size is set, so the paper does not eject fully.
- White or dark lines across the printout6 causes in the manual. First: print head nozzles are clogged.
Sources
- User's Guide, ET-3850. Epson America, Inc. Document CPD-60203, revision CPD-60203R1, 283 pages, en-US. files.support.epson.com (PDF). Listed on the manufacturer's support page. Retrieved 13 November 2026.
Page numbers are the numbers printed in the manual. Where this page and the manual differ, follow the manual.