fpv 2 axis gimbal

Hi, I've acquired a second P2V+ with a smashed camera, as well as a FPV 2 Axis Gimbal (http://www.banggood.com/FPV-2-Axis-Brushless-Gimbal-With-Controller-For-DJI-Phantom-GoPro-3-p-908068.html). So I thought I modify the P2V+ to use a GoPro. I've installed the gimbal, configured it using the...