Tearing apart the console.
The picture of the fender shows a tool for tracing wires. Clip it to one end of a wire and you can hear a tone when the probe is near the other end. It's normally used for computer network cable tracing.
Here are some pictures of the console starting to look better.
t_jen801 (4K) t_jen802 (5K) jen803 (354K)
jen804 (368K) jen806 (400K) jen807 (379K)
jen808 (355K) 901 (373K) 903 (429K)
904 (383K) 905 (405K) t_1013 (4K)