Xerox Phaser 6121MFP Service Manual page 248

Print-Quality Troubleshooting
5-22
Troubleshooting Procedure Table (continued)
Step Actions and Questions
2 Inspect the Imaging Unit.
Is the transfer belt dirty
with fingerprints or oil?
3 Is the Transfer Roller
damaged or dirty?
4 Check the paper path.
Is there a foreign object
or obstruction in the
path?
5
Inspect the Fuser.
Are the green release
levers in the closed
position?
6 Has the problem been
eliminated?
Yes No
Wipe the surface Go to step 3.
clean with a soft
cloth. If the problem
persists, go to step 3.
Replace the roller Go to step 4.
(page 8-56). If the
problem persists, go
to step 4.
Remove the object Go to step 5.
and reprint the test
sheet. If the problem
persists, go to step 5.
Close the green Go to step 6.
release levers and go
to step 6.
Complete. Replace the toner
cartridge (page 8-20).
If the problem
persists, replace the
Laser Unit
(page 8-50).
Phaser 6121MFP Service Manual