Patent ID: 8810793

Claim:
A color measurement device for performing color measurement of a printed pattern printed onto a medium, the color measurement device comprising: a pressing member for pressing the medium, the pressing member being elastically deformable; a color measurement section for performing color measurement of the printed pattern; a power supply for outputting power for the pressing member to press the medium: a detection section for detecting an amount of displacement of power current output from an output section of the power supply; and a controller for controlling the pressing member to press the medium on which the printed pattern which was printed against the pressing member, and controlling the color measurement section to perform color measurement, the controller being adapted to detect a malfunction of the power supply on the basis of the amount of displacement of the output section observed at a state in which the power for the pressing member to press the medium has been reduced, the malfunction being detected, when the displacement of the output section is not observed, the controller being configured to output an error sign, when malfunction is detected.