Patent ID: 9081348
Filing Date: 2015-07-14
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a toner cartridge which includes a storage section; a toner motor configured to drive agitation of toner in the toner cartridge; a toner-motor driving section configured to drive the toner motor; a count measuring section configured to measure a driving time of the toner motor and calculate a consumption count value indicating a consumption of the toner; an event detecting section configured to detect an operation event; a main body counter configured to update a main body counter value with the consumption count value and store the main body counter value; a toner counter configured to store a toner counter value in the storage section; and an event processing section configured to perform a write processing including writing the main body counter value as the toner counter value stored in the storage section if the operation event detected by the event detecting section is a power off indicating event.