The face pulls off and you can see all (or at least most) of the green led. most of them led's are like the HVAC.
I didn't change any myself but I opened the radio up to see how bad it would be. IMO, you'd be much better off getting another headunit. You'll get the color you want as well as better sound and more features.
Hatch Nation #13 : Rally Revolution #13 : ROTM Jan '13
It's Bryan, not Brian
RSVT-170 Build in Progress
Derusting Rusty Build in Progress