Ricoh M C250FW, Field Service Manual

Page: 62 / 324

4.Replacement and Adjustment
50
9.
Check which is the applicable case from cases 1 to 4 below, and then enter the appropriate
adjustment values.
Examples:
a) The image on the front is 'targeted gray', and the image on the back is 'greenish'
Applicable to case 1. The adjustment values are (4, -4, 4, -4).
b) The image on the front is 'reddish' and the image on the back is 'bluish'
Applicable to case 2. The adjustment values are (8, 0, -8, 0).
Case 1: Adjustment values when the image on the front is "targeted gray"
Image on the front Image on the back
Targeted gray Reddish Greenish
(Adjustment example a)
Bluish
Red 0 -4 4 4
Green 0 4 -4 4
Blue 0 4 4 -4
Gray 0 4 -4 4
Case 2: Adjustment values when the image on the front is "reddish"
Image on the back Image on the front Image on the back
Targeted gray Reddish Greenish Bluish
(Adjustment example b)
Red 4 0 8 8
Green -4 0 -8 0
Blue -4 0 0 -8
Gray -4 0 -8 0
Case 3: Adjustment values when the image on the front is "greenish"
Image on the back Image on the front Image on the back
Targeted gray Reddish Greenish Bluish
Red -4 -8 0 0
Green 4 8 0 8
Blue -4 0 0 -8
Gray 4 8 0 8
Case 4: Adjustment values when the image on the front is "bluish"