§# Hub two board identification
Part number
On the back of the board there is a number with P/N
next to it. This could possibly be referring to the part number. This number is 141951720036J
Front board numbers
On the front of the board next to the middle shield
From online sources HSB J
appears to be the manufacture. The UL symbol (the one that looks like a backwards R with a U attached) is the Recognised Component Mark.
94V-0
, MV-4
and E89382
appear on every board that I have seen with the HSB J
mark. This could refer to a factory.
2225
Is most likely the batch number and not the board identification number.