4. Troubleshooting
6)
Dark or Black page
Description : The printed image is dark or black.
Probable Cause
Solution
The charging roller in the toner cartridge is defective.
Replace the toner cartridge.
The HVPS contact terminal is contaminated.
Clean the HVPS contact terminal.
The output from the HVPS is abnormal.
Replace the HVPS board.
The LSU is defective.
Replace the LSU.
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