Diagnostic Aids 2-3
4510-001
Uneven Density
Description: Print density is uneven from left
to right.
Possible causes:
• Toner cartridge failure
• Improper transfer roller installation
• Transfer roller failure
Background
Description: Background appears in print
area.
Possible causes:
• Recycled or poor quality paper
• Toner cartridge failure
• Dirty transfer roll
• Transfer roll failure
• HVPS failure
Residual Image at 75 mm Intervals (1)
Description: Residual image occurs at 75
mm intervals.
Possible causes:
• Toner cartridge failure
• Bad or dirty high voltage contacts
• Transfer roller failure
• Engine board failure