CHAPTER 6 TROUBLESHOOTING
Print Quality
!Caution
You may clear a print quality problem by replacing the drum unit with a new one if the Drum lamp is on. The drum unit is at the end of its life.
Question
Printouts are too dark or light.
Printed pages contain white stripes.
Recommendation
Turn the print density dial counterclockwise for lighter images and clockwise for darker images. It has been factory set to the middle position. See “ADJUSTING THE PRINT DENSITY” in Chapter 5.
You may clear the problem by wiping the scanner windows with a soft cloth. (See “Cleaning the printer interior and Drum unit.” in Chapter 5.)
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. Come together right now, over me. be free. Come together right now, go to be free. Come together right now,
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If you still have the same problem and the Drum lamp is on after cleaning, replace the drum unit with a new one.
Fig. 6-8 White Stripes or Faint
Images
Printed pages are stained with toner or have vertical stripes.
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Fig. 6-9 Dark Stripes or Toner
Stains
Printed pages have white spots in black text and graphics area.
∙Clean the printer interior and the primary corona wire of the toner cartridge. See “Cleaning the Printer Interior and Drum Unit” in Chapter 5.
∙Make sure that the tab of the corona wire is at the home position.
If you still have the same problem and the Drum lamp is on after cleaning, replace the drum unit with a new one.
Make sure that you use paper that meets the specifications. Rough surface or thick media can cause the problem.
If you still have the same problem and the Drum lamp is on, replace the drum unit with a new one.
Fig. 6-10 White Spots
CHAPTER 6