CONTROLLER

摘要

In a host apparatus having a service function and a host function peculiar to the apparatus together, since means such as an interface section for controlling electric power supplied to a service section and a host section that are both the functions are common to the service section and the host section, it is difficult to turn off the power state of the host function, thus the user substantially cannot control the service function. The host apparatus has an interface section 103 for receiving an input of at least an on command or an off command from the outside, host means 105 connected on a network, a service section 104 for performing a predetermined operation, a power source 110 for supplying electricity at least to the host means 105 and the service section 104, and power source monitoring section 106 of controlling a state of a power supplies to the host means 105 and the service section 104.