5 IMAGE ADJUSTMENT
156    Using Image Adjustment Functions
6
Press   or   of the color on each density area to obtain the desired color balance.
For example, when you adjust the high density area of magenta (M) to the   side, the magenta in its high density 
area becomes darker.
After completing the adjustment, press [OK].
Canceling color balance adjustment
y Move the indicator of the color whose adjustment you want to cancel to the middle, and then press [OK].
y If you want to cancel the adjustment of all colors, press [RESET], and then [OK].
 RED & BLACK
1
Press [TWIN COLOR COPY] in the IMAGE menu.