Konica Minolta bizhub C650 Service Manual page 743

18. Image quality problem
18.1.1 Table number
Vdc-C • Shows the developing bias value of each color of toner when an image is produced.
Vdc-M • Standard values: around 400 V
Vdc-Y • A correction is made to make the image lighter when the numeric value is greater.
Vdc-K • A correction is made to make the image darker when the numeric value is smaller.
• Relevant components: Imaging unit, high voltage unit/1 (HV1)
Vg-C • Shows the grid voltage value of each color of toner when an image is produced.
Vg-M • Standard values: around 500 V
Vg-Y • A correction is made to make the image lighter when the numeric value is greater.
Vg-K • A correction is made to make the image darker when the numeric value is smaller.
• Relevant components: Imaging unit, high voltage unit/1 (HV1)
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Field Service Ver. 8.0 Jun. 2008
A00JF4E514DA