Troubleshooting 4-5
Grey background Clean the main charger units.
For details, refer to LSU/Charger (LSU/Main charger cleaning mode
setting) section of the Advanced Operation Guide.
Conduct color calibration either by switching the printer off then on or using
the printer operation panel.
For details, refer to Adjust/Maintenance (Adjust/Maintenance selection/
setting) section of the Advanced Operation Guide.
Dirt on the top edge or back of the paper Check the paper chute and the ramp.
Pull out the paper transfer unit and check for toner on the paper ramp.
Clean the paper ramp using a soft, dry, lint-free cloth. For details, refer to
Cleaning the Paper Transfer Unit on page 3-8.
Clean the main charger units.
For details, refer to LSU/Charger (LSU/Main charger cleaning mode
setting) section of the Advanced Operation Guide.
Printed Results Corrective Action
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