Table of Contents
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Check item
White line
■ Full color 16-gradations (TYPE=14)
This test print is for mainly checking the gray balance, gradations of YMCBk singe color and fogging.
Check item
Gradation
Fogging
Gray balance
Check method
Check that there is no white line on entire
image.
White
Check method
Check that 64 gradations density is properly
reproduced in each color.
Check that fogging appears on white image
area only.
Check that density is even in each color on
gray scale area.
446
Assumed cause
Failure of Developing Assembly
Light areas
White
Assumed cause
Failure of Drum Unit (end of life)
Failure of Laser Scanner Unit
Failure of Drum Unit (end of life)
Failure of Laser Scanner Unit
Failure of Drum Unit (end of life)
6. Troubleshooting
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Table of Contents
Troubleshooting
