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Troubleshooting the Printing System
7-51
Table 7-9. Black Lines (perpendicular path)
Possible Cause Action
Defective Toner
Cartridge.
Inspect the Toner Cartridge for a scratched
photosensitive drum or toner leaking through worn
seals. Replace as necessary.
Fusing Assembly is
contaminated or
damaged.
Inspect the Fusing Assembly for toner build-up or
scratches on the fuser rollers. Try cleaning with
alcohol. Replace the Fusing Assembly if damaged.
Static Eliminator
teeth are
contaminated or
defective.
Clean using the blue cleaning tool or compressed
air. Replace assembly if damaged.
Table 7-10. Black Page
Possible Cause Action
Defective Toner
Cartridge.
Replace the Toner Cartridge.
Light is leaking into
the printer.
Ensure all covers are in place.
High voltage contact
springs are dirty or
defective. The high
voltage contacts are
mounted on the High
Voltage Power Supply
PCA and protrude into
the toner cartridge
cavity.
Inspect and clean the high voltage contacts. If
damaged, replace the High Voltage Power Supply
PCA.