Not Printing - Xerox Phaser 8400 Service Manual

Not Printing

The printer processes a sheet of paper, but no image is printed on it.
Note
Blank sheets accompanying multi-picks or chase pages following a jam are a part
of normal operation.
Step Question and Actions
1 Ensure that no paper is jammed between the printhead and the drum.
2 Inspect the wave amp cables and the data cables going to the printhead, replace if
necessary.
3
Follow the instructions on the "Printhead Troubleshooting Checklist".
4 Replace the Electronics Module.
5 Replace the signal cable.
Service Manual 5-7