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Chapter 1 Troubleshooting
P11 "Vertical Dark Line"
Trouble substance
There are vertical black or color lines along the paper.
Possible causative parts
- PHD ASSY (PL6.1.1)
- FUSER ASSY (PL5.1.1)
Before commencing troubleshooting, check the paper transfer path. Make sure there is no foreign
materials on the transfer path, such as the staple, paper clip, scraps of paper and so on.
ABCDEabcde12345
Are there any spots
matching the table?
NoYes
Checking the dark line's
regular intervals
Print the Windows test page.
Replace the
corresponding parts.
Does the dark line
still occur when
printing?
NoYes
Checking after replacing
the PHD ASSY
Replace the PHD ASSY.
END
Replace the FUSER ASSY.