Patent ID: 8368718

Claim:
A display device for displaying a condition information item that shows a condition of the device on a display unit, the device comprising: a control unit programmed to provide: a determination task that determines whether a plurality of conditions should be displayed on the display unit; a first display task that displays, when the determination task determines that a plurality of conditions should be displayed, the condition information items showing the respective conditions to be displayed in contracted messages, which are created by contracting the respective condition information items to fit within a display area of the display unit, wherein the first display task displays the contracted messages one by one in turn; and a second display task that displays, when the determination task determines that one condition should be displayed, the condition information item showing the condition to be displayed in a detailed message, which does not contract the condition information item, wherein the second display task displays the detailed message by rolling characters when the detailed message is not fitted within the display area.