1. 

   esmerlin Well-Known Member

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   i need help
   I have an imac A1418 (all in one)
   it has 4 LEDs on the motherboard, it has 1 on green and 2 flashes green, 3 and 4 off ... what can it be?
   someone has a tutorial of the led codes in the imac?

    

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   #1 esmerlin, Feb 23, 2019
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2. 

   technical Moderator Staff Member

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   not tutorial need check and test all.

    

   #2 technical, Feb 23, 2019
3. 

   chipmunk Well-Known Member

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   LED 1 = Standby power
   LED 2 = Power on the Motherboard
   LED 3 = Video card detected
   LED 4 = LCD detected

    

   #3 chipmunk, Feb 25, 2019

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