Epson R200 Service Manual - Page 27

EPSON Stylus Photo R200/R210 Revision A Table 1-13. Check Points for Defective Print Quality Occurrence Timing Position of CR Phenomenon Detail Banding phenomenon occurs in a direction perpendicular to "Carriage Unit" movement getting uneven print density. Banding phenomenon occurs in a direction horizontally to "Carriage Unit" movement. Direction of CR movement Faulty Part/ Part Name Frame EJ Assy. Print Head PF Roller Printer Driver and Special Paper Check Point 1. Check if the surface of "Frame EJ Assy." is precisely horizontal. 1. Check if "Print Head" prints correctly with the Nozzle Check Pattern. 1. Check if there is not any foreign matter on the surface of "PF Roller". 2. Check if "PF Roller" is not damaged. 3. Check if "Spur Gear, 37.242" is not damaged or broken. 1. Check if appropriate paper is used in accordance with the Printer Driver settings. Remedy 1. Replace "Frame EJ Assy." with a new one. 1. Perform the Head Cleaning, then check the Nozzle Check Pattern. * If the problem is not solved, replace "Print Head" with a new one. 1. Clean the surface of "PF Roller". 2. Replace "Printer Mechanism" with a new one. 3. Replace "Printer Mechanism" with a new one. 1. Use the appropriate type of paper in accordance with the Printer Driver. At operation - (Note) If the problem is not solved, replace "PF Motor" with a new one. Print Head 1. Check if "Print Head" prints correctly with the Nozzle Check Pattern. 1. Perform the Head Cleaning, then check the Nozzle Check Pattern. * If the problem is not solved, replace "Print Head" with a new one. Banded stripes appear in a direction horizontally to "Carriage Unit" movement. 1. Check if "porous pad" in front of "Paper Guide, Front" has not come off. 1. Reattach "porous pad". Paper Guide, Front These stripes appear when the print paths overlap each other. TROUBLESHOOTING Unit Level Troubleshooting 27