Hello There.
I expiercing the following issues.
Tried to use keyboard Logitech k120 (mentioned in list) r1 stop working and blue light with one beep appears.
Mouse a4 p93 working good (whithout keyboard connected). I have got 3 differnet USB cords (Original ps4, Original r1, my own). By the way 2 differnet mouse connected to r1 working good at the same time. Reconnection doesnt help. I try to use 3 diff keyboard, latest without led. R1 working only 1 minute. Whithout keyboard, everything is working. Any advices?