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6-40
FS-1900
(6) Black vertical streaks
Contaminated main charger wire.
• Clean the main charger wire by pulling the green colored cleaning knob in and out several times.
See page 3-9.
Check the drum surface for a streak of toner laying lengthwise.
• A streak of toner remaining on drum after printing means that the cleaning blade (in the drum unit
) is not working properly. Replace the drum unit. See page 5-12.
Defective magnet roller (in the developer).
• Replace the developer. See page 5-4.
ABC
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Содержание Mita FS-1900
Страница 1: ...SERVICE MANUAL Published in Dec 01 Revision 1 1 Laser printer...
Страница 9: ...Chapter 1 P r o d u c t I n f o r m a t i o n...
Страница 27: ...Chapter 2 Installation Operation...
Страница 53: ...Chapter 3 Maintenance Adjustments...
Страница 76: ...Chapter 4 O p e r a t i o n O v e r v i e w...
Страница 114: ...Chapter 5 D i s a s s e m b l y...
Страница 144: ...FS 1900 5 31 8 Remove two screws 9 9 Split the fuser unit 0 Figure 5 2 28 Splitting the fuser unit 9 0 9...
Страница 151: ...Chapter 6 T r o u b l e s h o o t i n g...
Страница 198: ...Appendix A D i a g r a m s...
Страница 208: ...Appendix B S t a t u s P a g e...
Страница 215: ...Appendix C I n t e r f a c e...