This figure will help you, the Toyota Celica owners, especially those who are audiophiles. This circuit diagram is a power antenna schematic of the vehicle. This picture tells you on how the connection of the power antenna system. The gig and radio fuse is connected to the stereo component amplifier and also the radio and player consists of tape player switch and radio switch. Both components is wired to the auto antenna control relay and motor. For more details, here is the circuit diagram :

Toyota Celica Power Antenna Circuit (click to enlarge)