"When I first played Jump for the guys nobody wanted anything to do with it. Dave said I was a guitar hero and I shouldn't be playing keyboards": The story of Van Halen's 1984 – the Flying Vs, the synths and the end of the David Lee Roth era
Creative differences led to Roth’s departure the following year, but 1984 found the band firing on all cylinders, as Eddie Van Halen embraced his pop sensibilities while retaining the musical adventur
Source: guitarworld.com