Patent ID: 7640369

Claim:
A peripheral device comprising: a communication section configured to communicate with operational equipment, the operational equipment which has a detecting unit configured to automatically detect the peripheral device and which has an installing unit configured to install a driver to control the peripheral device detected by the detecting unit; a first setting section configured to set a blocking state that blocks detection by the detecting unit prior to activation of the installing unit; a determining section configured to determine whether the installing unit has been activated or not; a second setting section configured to cancel the blocking state set by the first setting section after the determining section determines that the installing unit has been activated and configured to set a permitting state in which detection by the detecting unit is permitted; an input section configured to input activation completion information indicating that the installing unit has been activated, the activation completion information being information which is outputted by the operational equipment when the installing unit is activated; and a storing section configured to store information indicating whether the activation completion information has been inputted by the input section or not, wherein the determining section is configured to determine whether the installing unit has been activated or not based on information stored in the storing section.