Test points
The test point tests as its name implies. Testing a small number of currents; Signal testing is performed in case of equipment malfunction.
4 Flash memory chip
It is the main storage area. It’s interesting what they save. In fact, electronic data is stored as electronic data. For example, pictures and music on a computer are electronic data that can only be transferred. Music can be played back using an intermediary device such as an amplifier. This does not apply. All you need to know is that a flash memory chip encapsulates information as little as possible. It is stored.