Konica Minolta CF5001 Service Manual page 323

CF5001 Field Service Ver.1.0 Sep 2003
No.1 Overall halftone
[Check Items]
• When the density is set to 70 (halftone)
When there are image stripes or uneven density found, check the printer system for any abnormality.
[Recommended checkpoints]: Developing unit, cleaning unit and transfer belt unit.
• When the density is set to 0 (white)
When there is image foggy back ground, check the printer system for any abnormality.
[Recommended checkpoints]: Charging corona, and high voltage contact.
• When the density is set at 255 (Y, M, C, K)
When the density is light, check the printer system for any abnormality.
[Recommended check point]: Write unit
* For information about setting the density, see "7.7 Test pattern density setting."
Test Pattern
When the density is set to 70 When the density is set to 0
2-97
When the density is set to 255
8050fs1019
36 MODE