Xerox Phaser 6500 Service Manual page 392

Print-Quality Troubleshooting
5-18
Troubleshooting Procedure (continued)
Step Actions and Questions
5 Check the Transfer Belt high-voltage
connections.
Are the contacts on the Transfer Belt
and springs damaged or dirty?
6 Print an Engine Test print
(page 4-47).
Is the image printed correctly?
7
Check the laser beam path
Are there any obstructions between
the Laser Unit and Imaging Unit?
8
Check the Imaging Unit high-
voltage connections.
Are the contacts on the Imaging
Unit, and springs damaged or dirty?
9 Reseat the Imaging Unit.
Is the image printed correctly?
10 Reseat the Fuser.
Is the image printed correctly?
11 Reseat all MCU Board connectors.
Is the image printed correctly?
12 Reseat all IP Board connectors.
Is the image printed correctly?
13 Open and close the Front Cover to
reseat the Transfer Belt.
Is the image printed correctly?
14
Replace the Toner Cartridge(s)
(page 8-12).
Is the image printed correctly?
15 Replace the Imaging Unit
(page 8-7).
Is the image printed correctly?
16 Replace the IP Board (page 8-120).
Is the image printed correctly?
17
Check the connections between the
Laser Unit and MCU Board.
Are P/J40, P/J 41, P/J411 and P/J
412 connected correctly?
18 Is the image printed correctly?
19 Replace the HVPS (page 8-136).
Is the image printed correctly?
20 Replace the Laser Unit (page 8-86).
Is the image printed correctly?
Xerox Internal Use Only
http://www.manuals4you.com
Yes
Clean or
replace the
Transfer Belt
contacts or
spring(s).
Replace the IP
Board
(page 8-120).
Remove the
obstructions.
Clean or
replace the
Imaging Unit
contacts or
spring(s).
Complete
Complete
Complete
Complete
Complete
Complete
Complete
Complete
Go to step 19.
Complete
Complete
Complete
Phaser 6500/WorkCentre 6505 Service Manual
No
Go to step 6.
Go to step 7.
Go to step 8.
Go to step 9.
Go to step 10.
Go to step 11.
Go to step 12.
Go to step 13.
Go to step 14.
Go to step 15.
Go to step 16.
Go to step 17.
Secure the
connectors,
then go to step
17.
Go to step 19.
Go to step 20.
Replace the
MCU Board
(page 8-138).