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Troubleshooting > Test Print > How to use the test print > Grid (TYPE=6)
Troubleshooting > Test Print > How to use the test print > Grid (TYPE=6)
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Grid (TYPE=6)
This test print is for mainly checking the color displacement, right angle accuracy and straight line accuracy.
Check items
Check method
Assumed cause
Uneven density
Check that uneven density does not appear on solid area of
each color
Failure of Laser Scanner Unit
Failure of developer in Drum Unit
Failure of Primary Transfer Roller
Black line (color line)
Check that black line (color line) does not appear on solid area
of each color
Scratch on Photosensitive Drum
Dirt on Primary Charging Roller
White line
Check that white line does not appear on solid area of each
color
Failure of ITB Unit
Failure of Secondary Transfer Outer Roller
Dirt on Laser Light Path
F-6-3
T-6-5