PS how are the color channel ah

Emergency.(PS 3 color channels for the spread, how to black and white) PS cs2 version of the test to use to know how to change …..Mama Mia

Maybe I did not say very clearly …PS my channel Why is 3-colored …(the normal black and white ..there should be changes in light and dark, I need to see the depth of them ..) t color seen on the chart may I say not as good ..really thank you, but a combination of examination .will not go into a very grateful LX map

Figure:

Thank you ..although said to me out of a great

RGB model is the three color grayscale mode only one of the

you RGB mode it is used, 3-channel means, respectively, red, green, blue, three-color color channel, the picture changed to black and white to color using the command, or black and white command line.

are not you previously made a mistake ,