How many components in that one picture have a serial number, batch number, or marking that can be used to identify the component? I counted 10 at a cursory glance.
Electronics devices aren’t a monolith with a single serial number. Many components have markings on them to track it for QA and recalls.
This one?
Here is a picture of the board for a relatively innocuous device, a tamogotchi.
https://proxy.imagearchive.com/53b/53be32971e72c1908b4a4f775b34dd41.jpg
How many components in that one picture have a serial number, batch number, or marking that can be used to identify the component? I counted 10 at a cursory glance.
Electronics devices aren’t a monolith with a single serial number. Many components have markings on them to track it for QA and recalls.