Patent ID: 11902476
Assignee: BROTHER KOGYO KABUSHIKI KAISHA
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  B  G | IPC G  H

Claim 6:
7. The inspection device according to claim 6,
wherein the controller is further configured to:
when the state of the stain flag is “OFF,” and the re-determined rate of decrease does not become lower than the third threshold while the number of times the instruction signal has been output is equal to or less than the second particular number of times, output a notification signal concerning a notification that the reader needs to be replaced; and
when the state of the stain flag is “ON,” and the re-determined rate of decrease does not become lower than the fourth threshold while the number of times the instruction signal has been output is equal to or less than the third particular number of times, output the notification signal.