Xerox Phaser 6128MFP Service Manual page 373

Phaser 6128MFP Service Manual
Troubleshooting Procedure Table (continued)
Step Actions and Questions
4 Inspect the paper being used.
Is it approved paper?
5 Is the image printed correctly?
6 Inspect the transfer belt surface.
Is there any damage on the surface
of the transfer belt?
7 Check the Transfer Belt high-voltage
connections..
Are the contacts on the Transfer Belt
and springs damaged or dirty?
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 and lock the Toner
Cartridges.
Is the image printed correctly?
11 Reseat the Fuser.
Is the image printed correctly?
12 Reseat all MCU Board connectors.
Is the image printed correctly?
13 Reseat all IP Board connectors.
Is the image printed correctly?
14 Open and close the Front Cover to
reseat the Transfer Belt.
Is the image printed correctly?
15 Check the connections between the
Laser Unit and MCU Board.
Are P/J40, P/J 41, P/J411 and P/J
412 connected correctly?
16 Is the image printed correctly?
17 Replace the Imaging Unit
(page 8-8).
Is the image printed correctly?
18 Replace the IP Board (page 8-41).
Is the image printed correctly?
19 Replace the Laser Unit (page 8-98).
Is the image printed correctly?
Print-Quality Troubleshooting
Yes No
Go to step 6. Load supported
media, then go
to step 5.
Complete Go to step 6.
Replace the Go to step 7.
Transfer Belt
(page 8-103).
Clean or Go to step 8.
replace the
Transfer Belt
contacts or
spring(s).
Clean and/or Go to step 9.
replace the
Imaging Unit
or spring(s).
Complete Go to step 10.
Complete Go to step 11.
Complete Go to step 12.
Complete Go to step 13.
Complete Go to step 14.
Complete Go to step 15.
Go to step 17. Reconnect the
connectors
securely, then
go to step 16.
Complete Go to step 17.
Complete Go to step 18.
Complete Go to step 19.
Complete Replace the
MCU Board
(page 8-57).
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