Phaser 6121MFP Service Manual 5-3
Print-Quality Troubleshooting
• Foggy Background (page 5-12)
• White or Colored Lines and Bands in Feed Direction (page 5-14)
•Black Spots (page5-19)
• Skew (page 5-31)
Imaging Unit
• Blank Copy or Black Copy (page 5-8)
• Light Print (page 5-10)
• Foggy Background (page 5-12)
• White or Colored Lines and Bands in Feed Direction (page 5-14)
• White or Colored Lines and Bands in Scan Direction (page 5-16)
• Gradation Reproduction Failure (page 5-20)
• Void Areas and White Spots (page 5-21)
• Colored Spots (page 5-23)
• Blurred Image (page 5-24)
• Incorrect Color Image Registration (page 5-25)
• Brush Effect or Blurred Image (page 5-27)
• Back Marking (page 5-28)
• Uneven Pitch (page 5-29)
• Uneven Density in the Feed Direction (page 5-33)
• Uneven Density in The Scan Direction (page 5-34)
Laser Unit
• Blank Copy or Black Copy (page 5-8)
• Light Print (page 5-10)
• Foggy Background (page 5-12)
• White or Colored Lines and Bands in Feed Direction (page 5-14)
• White or Colored Lines and Bands in Scan Direction (page 5-16)
• Gradation Reproduction Failure (page 5-20)
• Blurred Image (page 5-24)
• Incorrect Color Image Registration (page 5-25)
• Uneven Density in the Feed Direction (page 5-33)
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