DISPLAY DEVICE OF CONSTRUCTION MACHINE

Disclosed is a display device that includes a display unit 7 provided in a operator's seat 4 of a construction machine, an operating unit 8 with a switch 10 for operating the display unit 7, and a monitor controller 13 for controlling the display unit 7 and the operating unit 8, wherein: upon some kind of abnormality being detected by abnormality detection means for detecting abnormalities in mechanisms equipped in/on the construction machine, a warning logo corresponding to the kind of abnormality is displayed on the display unit, and a warning item for displaying information inclusive of details of the abnormality is added to a menu in a list format that contains items, each for executing a previously assigned specific function. Thus, the device improves in a degree of freedom of its configuration and enhances efficiency of information display.