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Phaser 6121MFP Service Manual
5-25
Print-Quality Troubleshooting
Incorrect Color Image Registration
The composite color image is misaligned or presents an incorrect color scheme.
Initial Actions
Calibrate the printer first (see “Calibration” on page 5-5), and then perform the
rest of the initial actions listed on page 5-5.
Troubleshooting Reference Table
Applicable Parts
Example Print
■
Imaging Unit, PL4.0.13
■
Transfer Roller, PL7.1.10
■
Laser Unit, PL4.0.2
■
Engine Control Board, PL13.0.20
Troubleshooting Procedure Table
Step Actions and Questions
Yes
No
1
Inspect the Imaging Unit:
Is the drive coupling to
the machine dirty?
Clean.
Is the unit installed in the
proper position?
If there is dirt on the
drum, carefully clean
the surface. If there
are scratches, replace
the unit (page 8-6). If
the problem persists,
go to step 2.
Reinstall the Imaging
Unit. If the problem
persists, replace the
Imaging Unit.
If the problem
persists, go to step 2.
2
Has the problem been
eliminated?
Complete.
Replace the following
units, listed in order,
until problem is
eliminated:
Engine Control Board
(page 8-59),
Laser Unit
(page 8-50).
Chrysanthemum x morifolium
Color Registration
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: ......