I’m not sure what OS you are running however I found this information on the Apple forums. It deals with Illustrator and Indesign though it might help solve your problem. I’ve also found that CS 5.5 CAN’T be run off an external drive. I’ve never tired this because so I can’t say how well it will work.
Here’s the link: https://discussions.apple.com/thread/3346087?tstart=0
Hope it helps! And if anyone else has any answers please feel free to add them :) Thanks!
i used the PSD 6 from this
now the coloring
and finally with adjustments (aka hue/saturation and selective color):
download the added coloring here