Oki ES6450 User Manual page 363

Troubleshooting
Streaks appear in the vertical direction(P.367)
Dots and horizontal streaks appear in the paper feeding direction
periodically(P.368)
White area is lightly stained(P.369)
Edges of text are blurred(P.369)
When envelopes or coated paper is printed, the whole area is thinly
stained(P.370)
Toner comes off when rubbed(P.370)
Uneven Gloss(P.370)
Point stains appear(P.371)
- 363 -