摘要 |
An image forming apparatus, which operates in a normal mode or a power saving mode, includes a user interface, a first supply unit configured to supply power in the power saving mode, a second supply unit configured to supply power in the normal mode and supply no power in the power saving mode, a detection unit configured to detect abnormality of the second supply unit, and a control unit configured to perform control to supply power from the second supply unit to the user interface when the detection unit does not detect abnormality of the second supply unit and to start power supply from the first supply unit to the user interface when the detection unit detects abnormality of the second supply unit.
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