Star Rider repair video (Ed Beeler's second CPU board!)

Here's another Star Rider CPU repair video.  This was a very challenging problem to solve!

FALSE ASSUMPTIONS ABOUT CAUSE OF PROBLEM:

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- turning on board while it was wet damaged something

- cpu was bad

- rom was bad

- 74LS245 was bad

- an unknown malfunctioning component on the board was interfering with the data bus

ACTUAL CAUSES OF PROBLEMS:

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- CPU RAM was bad (first problem)

- Two traces on the PCB were broken, causing corruption on both the data bus and address bus. (second problem)