Wiring color code for sony CDX-GT520?

The wiring color code for the Sony CDX-GT520 car stereo typically includes the following: the red wire is for the ignition (switched power), the yellow wire is for battery (constant power), the black wire is for ground, the blue wire is for power antenna or amplifier remote turn-on, and the speaker wires are usually color-coded as gray and gray/black for the front right, white and white/black for the front left, and so on for rear speakers. Always refer to the specific user manual for precise connections and any variations in wiring color codes.