While you wait for answers, we may have found some information which could help you.
Click here for Find Broken SwitchHow to get Stylus DX4850 to feed paper to the print point?
Uniwell UX-40: Setting Date and time?
Sharp?
Green and red lights flashing?
How can I mend my Epson SX-200 paper feed?
How can fix i r 2010 E100 error?