5-22 Xerox Internal Use Only Phaser 6500/WorkCentre 6505 Service Manual
Print-Quality Troubleshooting
4 Inspect the media path.
Is there toner contamination?
Clean the
paper path
(refer to
“Cleaning” on
page 7-2).
Go to step 5.
5 Check the Imaging Unit high-
voltage connections.
Are the contacts on the Imaging
Unit, and springs damaged or dirty?
Clean and/or
replace the
Imaging Unit
or spring(s).
Go to step 6.
6 Reseat the Imaging Unit.
Is the image printed correctly?
Complete Go to step 7.
7 Reseat the Fuser.
Is the image printed correctly?
Complete Go to step 8.
8 Check the Toner Cartridges
Are any of the Toner Cartridges
damaged?
Replace any
damaged Toner
Cartridges
(page 8-12)
Go to step 9.
9 Reseat all MCU Board connectors.
Is the image printed correctly?
Complete Go to step 10.
10 Reseat all IP Board connectors.
Is the image printed correctly?
Complete Go to step 11.
11 Open and close the Front Cover to
reseat the Transfer Belt.
Is the image printed correctly?
Complete Go to step 12.
12 Check the connections between the
Laser Unit and MCU Board.
Are P/J40, P/J 41, P/J411 and P/J
412 connected correctly?
Go to step 15. Reconnect the
connectors
securely, then
go to step 13.
13 Is the image printed correctly? Complete Go to step 14.
14 Replace the Imaging Unit
(page 8-7).
Is the image printed correctly?
Complete Go to step 15.
15 Replace the Fuser (page 8-10).
Does the error persist?
Complete Go to step 16.
16 Replace the IP Board (page 8-120).
Is the image printed correctly?
Complete Go to step 17.
17 Replace the Laser Unit (page 8-86).
Is the image printed correctly?
Complete Replace the
MCU Board
(page 8-138).
Troubleshooting Procedure (continued)
Step Actions and Questions Yes No
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