PS.- If I am creating art for 4 color press work in Illustrator, I always work in CMYK mode so I 
have absolute control of the 4 color mix. I would not let Illustrator decide the conversion 
percentages by working in RGB mode.

Britt


Britt Griswold wrote:
> If you created your images in the RGB color mode, then when they are 
> converted to CMYK mode for output to press, you get a CMYK black which 
> is pretty standard way of converting things.  It should not take too 
> much time to fix the problem (select an object with a black line, do a 
> "select all with the same line color" command and then change the color 
> to 100% black and maybe also set it to overprint. Takes just a minute.
> 
> Britt