| 摘要 |
An image forming apparatus includes a fusing unit with a heating member arranged to fuse toner to a printing paper, a heat source arranged to heat the heating member, a thermal sensor arranged to measure a surface temperature of the heating member, an electricity controlling unit arranged to control electricity supplied to the heat source based on a temperature measured by the thermal sensor, a first temperature controlling unit arranged to control the surface temperature of the heating member in STANDBY mode to gradually rise to an upper limit temperature by turning on/off electricity to the heat source with an electricity controlling unit, and a second temperature controlling unit arranged to control the surface temperature of the heating member in STANDBY mode to gradually fall to a lower limit temperature by turning on/off electricity to the heat source with the electricity controlling unit.
|
