Patent ID: 6879410
Filing Date: 2005-04-12
Classification: G06F,G06K,Y02D

Abstract:
1. A data processing apparatus having a power saving function and providing bi-directional communication with a printing apparatus, said data processing apparatus comprising: setting means for setting, in accordance with an instruction given via a setting screen, whether or not the bi-directional communication with the printing apparatus is always accepted when a print request for the printing apparatus cannot be confirmed; and communication control means for, in accordance with a setting by said setting means, shifting the bi-directional communication with the printing apparatus to an operative state or a rest state, wherein the bi-directional communication with the printing apparatus may be performed through a predetermined communication medium, and wherein if a print request for the printing apparatus is confirmed in a condition in which said setting means sets that the bi-directional communication with the printing apparatus is not always accepted, said communication control means shifts the bi-directional communication with the printing apparatus in the rest state to the operative state.