
Print
Quality
Difficulties
Difficulty | Suggestions | |
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Printouts are too dark | Adjust the print conditions by setting the Print | |
or light. | Density function. It has been factory set to the | |
| middle position. (See Setting the Print | |
| Density, on page | |
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Printed pages contain | You may fix this by wiping the scanner windows | |
white stripes. | with a clean soft cloth. (See Routine | |
| Maintenance and Cleaning the Drum Unit, | |
| on pages | |
| white stripes or faint images and the display | |
| shows CHANGE DRUM SOON, replace the | |
White Stripes or | drum unit with a new one. Check the machine’s | |
environment. Conditions such as humidity, high | ||
Faint lmages | temperatures, etc. may cause this print defect to | |
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| occur. | |
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Printed pages are | Clean the machine’s interior and the primary | |
stained corona with | wire of the drum unit. (See Routine Maintenance | |
toner or have vertical | and Cleaning the Drum Unit, on pages | |
stripes. | and | |
| wire is at the home position. | |
| If after cleaning, you still see dark stripes or | |
| toner stains and the display shows CHANGE | |
Dark Stripes or | DRUM SOON, replace the drum unit with a | |
Toner Stains | new one. | |
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Printed pages have | Make sure that you use paper that meets the | |
white spots in black | specifications. Rough surface or thick media can | |
text and graphic areas. | cause the problem. If you still see white spots | |
| and the display shows CHANGE DRUM | |
| SOON, replace the drum unit with a new one. | |
| Check the machine’s environment; conditions | |
| such as high humidity may cause this situation | |
White Spots | to occur. | |
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Toner scatters and | Adjust the print conditions by setting the Print | |
stains the printed | Density function. Remove the drum unit and | |
page. | clean the machine’s interior. (See Routine | |
| Maintenance, Cleaning the Printer and | |
| Cleaning the Drum Unit, on pages | |
| ||
| meets specifications. (See page | |
| still have scattered toner and the display shows | |
| CHANGE DRUM SOON, replace the drum | |
Scattering Toner | unit with a new one. Check the machine’s | |
environment; high temperature and high | ||
| ||
| humidity may cause this condition to occur. | |
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The whole page is | Clean the machine’s interior and the primary | |
printed black. | corona wire of the drum unit. (See page | |
| Also, do not use | |
| cause this problem. After cleaning, if the printed | |
| pages are still black or the display shows | |
Black Page | CHANGE DRUM SOON, replace the drum unit | |
with a new one. The drum unit may be damaged. | ||
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