US 9,285,746 B2 · Abnormality monitoring system and image forming apparatus

Abstract

An abnormality monitoring system includes: an electronic component that outputs a lock signal of “High” when the electronic component stops functioning and outputs a lock signal of “Low” when the electronic component functions; a signal device that supplies power to the electronic component and outputs an ON operation signal instructing the electronic component to function and an OFF operation signal instructing the electronic component to stop functioning; a harness member that connects the electronic component and the signal device and transmits and receives a signal; and a monitor device that determines abnormality of the electronic component when the operation signal is ON and the lock signal is “Low”, and determines abnormality of the harness member when the operation signal is OFF and the lock signal is “Low”.

Claims4

Dependent claims

An abnormality monitoring system comprising:

an electronic component that outputs a lock signal of “High” when the electronic component stops functioning and outputs a lock signal of “Low” when the electronic component functions;
a signal device that supplies power to the electronic component and outputs an ON operation signal instructing the electronic component to function and an OFF operation signal instructing the electronic component to stop functioning;
a harness member that connects the electronic component and the signal device and transmits and receives a signal;
and
a monitor device that determines abnormality of the electronic component when the operation signal is ON and the lock signal is “High”, and determines abnormality of the harness member when the operation signal is OFF and the lock signal is “Low”.

2 more elements

Dependencies are inferred from the claim text.

Abnormality monitoring system and image forming apparatus

Life of this patent

Abnormality monitoring system and image forming apparatus

Life of this patent

Abstract

Claims4