Patent ID: 8857948

Claim:
A liquid ejecting apparatus comprising: a head which is provided with a plurality of ejecting units including a first ejecting unit which includes a first nozzle for ejecting liquid, a first pressure chamber in communication with the first nozzle, and a first drive element provided at the first pressure chamber, and a second ejecting unit which includes a second nozzle for ejecting liquid, a second pressure chamber in communication with the second nozzle, and a second drive element provided at the second pressure chamber, wherein the first nozzle ejects liquid by applying a drive signal to the first drive element, and the second nozzle ejects liquid by applying the drive signal to the second drive element, and wherein a liquid ejection failure of the first nozzle is determined using a first detection signal obtained by applying a first drive signal to the first drive element and applying a second drive signal to the second drive element, and a second detection signal obtained by applying the first drive signal to the first drive element and not applying the second drive signal to the second drive element.