Patent ID: 7030862
Filing Date: 2006-04-18
Classification: G03G,H04N

Abstract:
1. An image forming apparatus comprising: a plurality of operation parts; a selection device that selects at least one operation part out of said plurality of operation parts; and a controller that invalidates operation by at least one operation part that is not selected by said selection device, out of said plurality of operation parts, wherein said plurality of operation parts each have an input device including electric luminescence parts, and a liquid crystal display part having a backlight, and wherein said controller outputs same display data for all the liquid crystal display parts of said plurality of operation parts regardless of the selection by said selection device, invalidates operation by said input device of each of said at least one operation part that is not selected by said selection device, out of the plurality of operation parts, prohibits lighting of the backlight of each of said at least one operation part that is not selected by said selection device, permits operation by said input device of each of said at least one operation part that is selected by said selection device, lights the backlight of each of said at least one operation part that is selected by said selection device, and lights said electric luminescence parts of said input device of each of said at least one operation part that is selected by said selection device.