| 摘要 |
An image forming apparatus has at least one measurement unit, disposed on a respective power-supply line extending from a first power source to a respective at least one operation module disposed in the image forming apparatus, configured to measure power consumption at the at least one operation module; and a power-saving unit configured to shut down the power supply from the first power source to the at least one operation module to set the image forming apparatus to a power-save mode, wherein the image forming apparatus is configured to shut down power supply to the at least one measurement unit, when the power-saving unit sets the image forming apparatus to the power-save mode.
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