Same issue, 4 white dots, stoped work around 6th or 7th of December like
all I have restarted more than 10 times held mute button for 15 seconds
multiple timespower cycled while holding mute button left with power off
for 12 hours and repeated all th...
Following because same thing happened to me yesterday morning, been
resetting and factory defaulting for hours - nothing just the 4 dots
come up, left power off all last night, no change this morning. Scot
