Epson 2200 Service Manual - Page 108

EPSON Stylus PHOTO 2100/2200 Revision B Table 3-18. Print Quality Fault Check Points Print Quality State Phenomenon Detail White streak/color unevenness occurrence White streaks/color unevenness occurs horizontally in a fixed cycle (at fixed intervals of about 4.5mm) during 360dpi printing. White streak/color unevenness occurrence (Continued) Star wheel roller traces appear relative to the CR moving direction. Faulty Part/ Part Name Adjustment Check Point 1. Check for Dot missing. 2. Check that PF adjustment is executed properly. Remedy 1. Change the Cap unit for a new one. 2. Perform PF adjustment properly. Paper eject unit 1. Check that the Star wheel roller unit has not come off or rotates. 1. Reassemble the Star wheel roller unit correctly. Star wheel roller unit Printing is executed securely but Printer driver and 1. Check that adequate paper is used according to the setting of the 1. Use adequate paper according to the setting of blur occurs. exclusive paper printer driver. the printer driver. Occurrence of Paper eject roller traces Paper eject roller traces occur during printing of print paper or CD-R. (Only for Stylus PHOTO 2100) Printhead 1. Using the adjustment program, check that the correct head ID has 1. Using the adjustment program, enter the 25- been written to the EEPROM. digit code of the head ID to the EEPROM. Printer driver and 1. Check that adequate paper is used according to the setting of the exclusive paper printer driver. 2. Check that the print color correction setting for EPSON CD Direct Print 2 is not the positive side setting. (Only for Stylus PHOTO 2100) 1. Use adequate paper according to the setting of the printer driver. 2. Set the print color correction setting to ±0. (Only for Stylus PHOTO 2100) TROUBLESHOOTING Troubleshooting 108