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MAC Display A1316/A1407 appears to be dead even after replacing the PSU three times ?

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    MAC Display A1316/A1407 appears to be dead even after replacing the PSU three times ?

    I have an older 27" MAC Display that I simply loved.. Sharp clear display.. Then it crapped out on me..

    Long story short, I assumed it was the power board and replaced the PSU three times.. STILL completely dead..

    So, I was wondering.. Would a bad VIDEO BOARD cause the same doornail dead symptom???

    The thing is, this MAC monitor doesn't have any indicator that power is on.. In the past, I have only known it's "ON" when there was a pic on the display...

    I haven't checked voltages, as I am not sure where on this PSU to check..

    About the ONLY thing I have done is confirmed that the fuses are not blown on the PSU boards I have..

    Any assistance would be most appreciated..

    #2
    Re: MAC Display A1316/A1407 appears to be dead even after replacing the PSU three tim

    Originally posted by Michale32086 View Post
    I have an older 27" MAC Display that I simply loved.. Sharp clear display.. Then it crapped out on me..

    Long story short, I assumed it was the power board and replaced the PSU three times.. STILL completely dead..

    So, I was wondering.. Would a bad VIDEO BOARD cause the same doornail dead symptom???

    The thing is, this MAC monitor doesn't have any indicator that power is on.. In the past, I have only known it's "ON" when there was a pic on the display...

    I haven't checked voltages, as I am not sure where on this PSU to check..

    About the ONLY thing I have done is confirmed that the fuses are not blown on the PSU boards I have..

    Any assistance would be most appreciated..
    I have the same problem, did you check the capacitors? I have changed them all but I don't have dc output.
    Be careful with this power supply because there are 3 capacitors that are 420 68uf and could be dangerous. If you can upload an image I can show you what I have checked but mine is still dead.

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      #3
      Re: MAC Display A1316/A1407 appears to be dead even after replacing the PSU three tim

      Originally posted by sbyseven View Post
      I have the same problem, did you check the capacitors? .


      Can you please help me figure out this cap value? C308

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