Xerox Phaser 6125 Service Manual page 272

Print-Quality Troubleshooting
5-36
Troubleshooting Procedure Table (continued)
Step Actions and Questions
1. Remove the Imaging Unit.
2
2. Inspect the five Imaging Unit HV
connections.
Are the five HV terminals on the
Imaging Unit, and five springs on the
frame (PL4.1.10 and PL4.1.15 to 18)
dirty and/or deformed?
3 Reseat the Imaging Unit.
Is the image printed correctly?
Reseat the Fuser.
4
Warning: Start the operation after the
Fuser has cooled down.
Is the image printed correctly?
5 Reseat the connectors on the MCU
Board.
Is the image printed correctly?
Reseat the connectors on the IP
6
Board.
Is the image printed correctly?
Open and close the Front Cover to
7
reseat the Transfer Unit.
Is the image printed correctly?
Check after reseating the HVPS Board
8
Reseat the HVPS Board.
Is the image printed correctly?
Check the connections between the
9
Laser Unit and MCU Board.
Are P/J40, P/J 41, P/J411 and P/J 412
connected correctly?
Is the image printed correctly?
10
11 Replace the Imaging Unit (page 8-8).
Is the image printed correctly?
Replace the Fuser (page 8-9).
12
Is the image printed correctly?
13 Replace the IP Board (page 8-60).
Is the image printed correctly?
Replace the Laser Unit (page 8-31).
14
Is the image printed correctly?
Yes
Clean and/or
replace the
Imaging Unit or
spring(s).
Complete
Complete
Complete
Complete
Complete
Complete
Go to step 10.
Complete
Complete
Complete
Complete
Complete
Phaser 6125/6130 Color Laser Printer Service Manual
No
Go to step 3.
Go to step 4.
Go to step 5.
Go to step 6.
Go to step 7.
Go to step 8.
Go to step 9.
Reconnect the
connectors
securely, then
go to step 10.
Go to step 11.
Go to step 12.
Go to step 13.
Go to step 14.
Replace the
MCU Board
(page 8-59).