Oki C5200n User's Guide - Page 106

Longitudinal black stripes Possible cause Remedy Image drum is Replace image drum (see page 55). damaged. Toner is low. Change toner cartridge (see page 47). Periodic black lateral lines or spots. • If the lines or spots occur at intervals of approximately 44 to 94 mm, the green surface of the image drum is damaged or dirty. If damaged, replace the image drum cartridge (see page 55). If dirty, wipe the image drum gently with soft tissue. If this does not work, replace the image drum (see page 55). • If the lines or spots occur at intervals of approximately 113 mm, the fuser roller is damaged. Change the fuser (see page 70). The image drum Remove the image drum from the printer and store it in a has been dark place for several hours. If this does not work, exposed to light. replace the image drum (see page 55). Faint shading on unprinted sections Possible cause Paper has been affected by static electricity. Paper is too thick. Toner is low. Remedy Store paper within specified temperature and humidity levels (see "Specifications" on page 113). Use recommended paper (see "Media Weight Designations" on page 10). Replace toner cartridge (see "Toner Cartridge Replacement" on page 47). Blurred letter edges Possible cause Remedy LED is dirty. Clean LED with lens cleaner or soft tissue. Cannot print desired Replace toner cartridge (see "Toner Cartridge color because toner Replacement" on page 47). is low. Troubleshooting • 106