Xerox Phaser 6115 MFP, Service Manual

Page: 168 / 532

5-10 Phaser 6115MFP Multifunction Product Service Manual
Print-Quality Troubleshooting
Black Streaks or Bands
The overall image density is too light.
Initial Actions
■
Verify the media used is supported by this printer.
■
Verify the media settings are correct at the Control Panel.
2 This defect often occurs
when copying books or
other material that prevents
the ADF from fully closing.
If the ADF does not fully
close, external light can be
collected by the scanhead
and produce background
on output.
Open and Close the ADF
and verify it closes
completely. Does the defect
still occur? Go to Step 3. Complete.
3 Reseat all connectors and
cables between the
Scanner Unit and the
Image Processor Board,
and then make another
copy.
Does the defect still occur?
Replace the Scanner
Unit (page 8-25). Complete.
Troubleshooting Reference Table
Applicable Parts Example Print
■
Scanner Unit, PL3.1.1
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No
Ve r tical S t r ipe s
Ch r y s a n them u m x mo r ifoli u m