Iq-7 Image Shift In Process - Xerox Phaser 7500 Service Manual

Print-Quality Troubleshooting

IQ-7 Image Shift in Process

Cause
Initial Actions
5-32
The image lands on the blank area and gets dragged in the process.
• Poor connection of Flat Cable between the MCU and the LED Print Head.
• Check the paper transfer path.
• Ensure there are no debris on the transfer path.
Troubleshooting Reference
Applicable Parts
LED Print Head, PL2.1.2
■
MCU PWB, PL18.3.6
■
Note
This problem does not occur in the Engine Test Prints from Diagnostics.
Therefore, do not replace the LED Print Head without consideration.
Troubleshooting Procedure
Step Actions and Questions
1 Verify that the problem does not
occur on the Engine Test Prints
from Diagnostics.
Does the error still occur?
Example Print
Image Shift FS Direction
Yes No
Replace the Check the
LED Print Head connection
(REP 2.1, between the
page 8-18). MCU PWB and
Go to step 2. the LED Print
Head.
Reconnect the
wiring harness
connectors.
Go to step 2.
Phaser 7500 Printer Service Manual