Hi
I bought 20 miners at 6 months ago but at this time 7 miner got this list of errors.
every months a miner get this problem, when i change this part everything be OK.
https://sc04.alicdn.com/kf/H899e94016e1c4f9fb89bb3923b90fd1dX.jpg
but why happen this problem ?

Error Code   Cause
      
201
   Power detect error, can not find power in config
   
410
   Slot0 detect eeprom error
   
411
   Slot1 detect eeprom error
   
412
   Slot2 detect eeprom error