This may have no relavence to some or it may not be the same in all TRX's but i though i would post it just incase it save someone the pain of blowing a fuse, their deck or like the manual on my deck say causing a "fire"!!! These are the colours of wires and what they are connected to concerning the audio system in TRX (or at least it was in my TRX)
-Power-
Black - Earth
Yellow- Batter
Blue - Ignition
-Speakers-
Front Left.... + brown
.... - brown with white strip
Front Right.... + black
.... - black with white strip
Rear Left..... + brown
..... - red blue
Rear Right..... + blue white
...... - black red
Hope this helps...
If there is already a post like this directions to it would be helpfull
GOOD LUCK
*I was very tired when i wrote this could an moderator plz move this post into the audio section...cheers*