Repairing the FCs

1. There are two bad cables.
2. Replace the bad cables with their replacements.
3. Replace the orange cable with the orange wire.
4. Replace the red cable with the red wire.
5. That's easy for you to say, but which cable is the orange one, and which one is the red one? Well, have you figured out how to read the sign in the Primary Channel? If not, see the hint about reading the sign.