Epson Stylus Pro 4000 Field Repair Manual page 200

Stylus Pro 4000 Field Repair Guide
19. An additional Yellow test pattern was added to the auto nozzle.
20. Erroneous paper eject service request 00010033 error is corrected by reducing chatter in the
paper eject system.
21. The Dual CMYK ink set change function is removed. (Dual CMYK is not a supported model in the
US)
22. Automatic Sheet Feeder service request message 00010031 is now reported correctly.
23. Auto nozzle check pattern, Auto Uni-d/Bi-d adjustment, Status sheet, and the Job information
sheet print correctly on any size media.
Firmware History Printer Component, Software Item, LCD Display, Printer Button
4/28/05
Page 200.