Epson EPL-N1200 Service Manual - Page 124

Troubleshooting EPL-N1200 Service Manual Table 5-29. Print Quality Anomaly (Continued) Symptom White/black lines and bands ABCDE ABCDE ABCDE ABCDE Possible Cause Parts Name Check Item Fusing roller - Improper fusing Thermistor - Defective optical unit Optical unit - Remedy Clean the fusing roller. Replace the thermistor. Replace the optical unit. Poor image transfer Image transfer roller Check the surface of image transfer roller. Replace the image transfer roller. Areas of missing print Poor image transfer ABCDE ABCDE ABCDE ABCDE Poor development Poor development Paper problem Toner smudges on back side of pages Image transfer roller Check the surface of the image transfer roller. HV1 board - - Imaging cartridge - HV1 board - Paper Check to see if paper is moist. Image transfer roller Check the surface of image transfer roller. Fusing roller - Replace the image transfer roller. Replace the HV1 board. Shake the imaging cartridge. Replace the imaging cartridge. Replace the HV1 board. Replace the paper. Clean the image transfer roller. Clean the fusing roller. Smears on paper path. Other paper paths Check the paper path. Clean the paper path. Print offset Improper fusing Fusing roller Check if there is any dust or damage on the fusing roller surface. Clean or replace fusing roller. Dirty drum Imaging Cartridge - Replace the imaging cartridge. 5-12 Rev. A