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Dead 27 in iMac dead diagnostic led 1 for 2 seconds

T

Tomstr65

macrumors newbie
Original poster
Mar 24, 2019
1
0
I have a 27 in mid 2010 iMac.i have a number one led only lights for 2 sec when power cable is blogged to a/c outlet?? 110volts to power supply,no volts on test points,on p/s none on main board...WHY??? Powercord works because I tested,power supply has 110v because I tested I seen another post on this forum but they could not fix it..I have also replaced the power supply!!! Any help should be appreciated!!! Thx
 
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