rc issues

Hi all, I picked up a brand new GL 685A RC on sale from a local (New Zealand) store recently to use as a slave RC for my Inspire 1 v.2 I didn't realize how old the A model was at the time (the one that came with the aircraft is a C model) and I find I'm absolutely unable to communicate with...

Just got new Inspire 1 Pro and initial set up on the master RC seemed to work fine. Also did successful FW update on both RCs. Now, master remote beeps red with all white lights and says it needs recalibration gal out every start up. After that, works fine. Slave works perfectly, but the gimbal...