Just got off the phone with DJI Support as we have been experience Image Transmission Signal issues since the last update with our Inspire 1 PRO. Since the most recent firmware upgrade we couldn't get any Image Transmission Signal at all! Very concerning.
The guy was extremely helpful and said...
I operate a UAV service company in Vancouver BC and we utilize the DJI Inspire 1 and Inspire 1 Pros commercially. We are looking at acquiring a 45mm lens for our X5 for inspection purposes but have only recently noticed on the DJI supported lenses page that it says (photography only) next to the...
I am sure you have tried it already, but swapping the cable that connect your tablet to the controller may help. We have had choppy feeds and signal issues due to loose cable connections. Doubt this would help in your case but worth a shot