Solution:

In [Advanced Settings] for the custom paper, select 1217: [Paper Transfer Output Correction: Paper Edge], and then set [Trailing Edge] of [BW] to "10".

Select 1217: [Paper Transfer Output Correction: Paper Edge], and then set [Trailing Edge Length] of [BW] to "30 mm".

Select 1212: [Image Transfer Output], and then check the value in [Black] of [BW]. Is it "10"?

Yes	No further improvement is likely. Contact your service representative.
No	Increase the value in [Black] by 1.

Print the image. Has the problem been resolved?

Yes	Finished!
No	Repeat Steps 3 and 4.

In [Advanced Settings] for the custom paper, select 1217: [Paper Transfer Output Correction: Paper Edge], and then set [Trailing Edge] of [FC] to "10".

Select 1217: [Paper Transfer Output Correction: Paper Edge], and then set [Trailing Edge Length] of [FC] to "30 mm".

Select 1212: [Image Transfer Output], and then check the value in [Black] of [FC]. Is it "10"?

Yes	No further improvement is likely. Contact your service representative.
No	Increase the value in [Black] by 1.

Print the image. Has the problem been resolved?

Yes	Finished!
No	Repeat Steps 3 and 4.

Changing the transfer current may produce either or both of the following side effects:
- Increase in toner consumption
- Occurrence of banding (streaks)
After performing the solution, it is recommended to perform the color calibration of the external controller. For details see, Operating Procedure for Color Calibration.