red lights

I have 2 Inspire 1 Pros and am using the following firmware versions: App: 3.1.66 Aircraft: 1.11.01.50+ Remote Controller 1.7.80 Camera 1.11.1.50 with iPad 13.6.1and iPad Air2 13.6.1 Both aircraft connect with the remote control but when the slave (camera) is turned on, it immediately goes...