Patent ID: 8031350

Claim:
A data processing apparatus capable of processing both a shared job requiring cooperative operation using a second data processing apparatus and a local job which does not need the cooperative operation, comprising: an acceptance unit that accepts from an operator, a shutdown request to shut down a power supply of said data processing apparatus; and a controller that, according to acceptance of the shutdown request, in a case where the shared job to be processed by said data processing apparatus exists in the data processing apparatus, shuts down the power supply following an end of processing the shared job, in a case where the shared job does not exist, shuts down the power supply immediately even if the local job to be processed by said data processing apparatus exists in the data processing apparatus, and in a case where the shared job to be processed by said data processing apparatus exists and, moreover, the second data processing apparatus that is capable of processing the shared job exists, shuts down the power supply after the second data processing apparatus is requested to process the shared job, wherein the shared job requires one of at least scanning operation, copying operation, printing operation and facsimile operation.