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Model A1311 / Mid 2011 / 2.5 & 2.7 GHz Core i5 or 2.8 GHz Core i7 Processor

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replaced powersupply No power, no led

Hello,

I replaced the powersupply , but the imac still has no power, no led and no sound.

Is there anything else I can check.

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5 Comments:

Do you have power going to the power supply? Just to make sure.

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I tested the voltage at the point where the black 2 wire harnest connects to the powersupply and i get the get volt reading.. What else can I check ?

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How do I check the powersupply ?

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Can you give us some details on what happened just before the system failed and why you thought it was the power supply.

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I went to turn it on after being off for 1 week. It never came on.

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1 Answer

Do you have a surge protector or UPS? Try using a different outlet directly.

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1 Comment:

i have moved to a different house. still no luck.

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shadoe2k4 will be eternally grateful.
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