phantom not working red light after crash

[purtsia]

phantom turns on beeps & shows 1 led red no voltage shown on phantom assistant, compass error but i have changed the compass & stays same error no compass reading & no gps any ideas please

 

[purtsia]

i have replaced compass & gps hard reset the naza same problem

 

[Mako79]

Are you using Mini IOSD to get sat/compass and battery stats? Or are you using the DJI Vision apps?