IN IN1243DEN2015A
A work machine (1) comprises the following: electronic apparatuses such as an engine controller (21A) and a pump controller (21B); a signal line (30) to which the electronic apparatuses are connected; a storage unit (20M) that is connected to the signal line (30) and that stores at least identification information (PSN) for identifying the electronic apparatuses connected to the signal line (30); a communication unit (34) that wirelessly connects with the outside; and a processing unit that in a case where identification information (PSN) acquired from an electronic apparatus via the signal line (30) is different from the identification information (PSN) stored in the storage unit (20M) stores the identification information (PSN) acquired from the electronic apparatus in the storage unit (20M) and transmits such identification information (PSN) outside of the work machine (1) via the communication unit (34).
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