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5-4
Phaser 6121MFP Service Manual
Print-Quality Troubleshooting
Transfer Roller
•
Blank Copy or Black Copy (page 5-8)
•
Light Print (page 5-10)
•
White or Colored Lines and Bands in Feed Direction (page 5-14)
•
White or Colored Lines and Bands in Scan Direction (page 5-16)
•
Void Areas and White Spots (page 5-21)
•
Incorrect Color Image Registration (page 5-25)
•
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)
Fuser
•
White or Colored Lines and Bands in Feed Direction (page 5-14)
•
White or Colored Lines and Bands in Scan Direction (page 5-16)
•
Void Areas and White Spots (page 5-21)
•
Colored Spots (page 5-23)
•
Poor Fusing Performance or Offset (page 5-26)
•
Brush Effect or Blurred Image (page 5-27)
•
Back Marking (page 5-28)
•
Uneven Pitch (page 5-29)
Repeating Defects
Repeating Defects
Maintenance Item
Component
Distance between Defects
Developer Assembles
Magnetic (Mag) Roller
[YMCK]
34 mm (1.34 in.)
Imaging Unit
Drum Charge (RTC)
Rollers
31 mm (1.22 in.)
OPC Drum Rollers
74 mm (2.91 in.)
IDT Rollers
132 mm (5.20 in.)
Transfer Roller
Transfer Roller
64 mm (2.52 in.)
Fuser
Heat Roller
83 mm (3.26 in.)
Belt
94 mm (3.70 in.)
Summary of Contents for PHASER 6121MFP
Page 1: ...Phaser 6121MFP Multi Function Printer Phaser 6121MFP Service Manual...
Page 2: ......
Page 12: ...x Phaser 6121MFP Service Manual Contents...
Page 22: ...xx Phaser 6121MFP Service Manual...
Page 42: ...1 20 Phaser 6121MFP Service Manual General Information...
Page 106: ...2 64 Phaser 6121MFP Service Manual Theory of Operation...
Page 109: ...Phaser 6121MFP Service Manual 3 3 Error Messages and Codes s6121mfp 372...
Page 194: ...3 88 Phaser 6121MFP Service Manual Error Messages and Codes...
Page 306: ...6 44 Phaser 6121MFP Service Manual Adjustments and Calibrations...
Page 405: ...Phaser 6121MFP Service Manual 8 85 Service Parts Disassembly 3 Remove the spring s6121mfp 255...
Page 432: ...8 112 Phaser 6121MFP Service Manual Service Parts Disassembly...
Page 437: ...Phaser 6121MFP Service Manual 9 5 Parts List...
Page 477: ...Phaser 6121MFP Service Manual 9 45 Parts List...
Page 488: ...9 56 Phaser 6121MFP Service Manual Parts List...
Page 489: ...10 Chapter Wiring In this chapter Plug Jack Designations and Locator Diagrams Wiring Diagrams...
Page 530: ...1 6 Phaser 6121MFP Service Manual Index...
Page 531: ......