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5-18
Phaser 6121MFP Service Manual
Print-Quality Troubleshooting
7
Check the connectors and
terminal contacts of the
Laser Unit.
Are the connectors and
contact terminals
connected properly?
Go to step 8.
Reseat the
connectors and clean
the terminal contacts.
If the problem
persists, go to step 8.
8
Is the Transfer Roller dirty
or damaged?
Replace the roller
(page 8-56). If the
problem persists, go
to step 9.
Go to step 9.
9
Check the paper path.
Is there a foreign object
or obstruction in the
path?
Remove the object
and reprint the test
page. If the problem
persists, go to step
10.
Go to step 10.
10
Inspect the Fuser.
Is the fusing entrance
guide plate dirty or
scratched?
Clean the guide plate
and reprint the test
sheet. If the problem
persists, replace the
Fuser (page 8-9) and
go to step 11.
Go to step 11.
11
Has the problem been
eliminated?
Complete.
Replace the Power
Supply (page 8-72).
Troubleshooting Procedure Table (continued)
Step Actions and Questions
Yes
No
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: ......