Phaser 7500 Printer Service Manual
5-35
Print-Quality Troubleshooting
IQ-9 Contamination Stripes
There are blank areas. Their size is proportional to the size of contaminants.
Cause
•
Contamination exists on the Chip (inside the LED Print Head).
Initial Actions
•
Check the paper transfer path.
•
Ensure there are no debris on the transfer path.
Note
Be careful because this phenomenon is very similar to that of the Deve
trimmer jam.
Troubleshooting Reference
Applicable Parts
Example Print
■
LED Print Head, PL2.1.2
Troubleshooting Procedure
Step
Actions and Questions
Yes
No
1
Clean the SLA surface.
Does the error still occur?
Replace the
LED Print Head
(REP 2.1,
).
Troubleshooting
complete.
Contamination Stripes
Summary of Contents for PHASER 7500
Page 1: ...Phaser 7500 Color Printer Phaser 7500 Service Manual Xerox Internal Use Only ...
Page 2: ......
Page 60: ...1 30 Phaser 7500 Printer Service Manual General Information ...
Page 448: ...3 310 Phaser 7500 Printer Service Manual Error Messages and Codes ...
Page 484: ...4 36 Phaser 7500 Printer Service Manual General Troubleshooting ...
Page 544: ...5 60 Phaser 7500 Printer Service Manual Print Quality Troubleshooting ...
Page 545: ...6 Chapter Adjustments and Calibrations In this chapter Adjustments Calibrations ...
Page 554: ...6 10 Phaser 7500 Printer Service Manual Adjustments and Calibrations ...
Page 562: ...7 8 Phaser 7500 Printer Service Manual Cleaning and Maintenance ...
Page 900: ...9 118 Phaser 7500 Printer Service Manual Parts List ...
Page 958: ...10 58 Phaser 7500 Printer Service Manual Plug Jack and Wiring Diagrams ...
Page 980: ...11 22 Phaser 7500 Printer Service Manual Reference ...
Page 990: ...I 10 Phaser 7500 Printer Service Manual Index ...
Page 991: ......