Recent content by Juank

  1. Juank

    Impossible install A new hard drive or even upgrade the OS on these mac

    Hi Before I start with my Question I have to said I did these many time with out problem but these is whats happend I have one Mac book pro 13 2009 I want to upgrade he’s hard drive to SSD one but I am doing like always I do to make the restore and no lucky If I press Alt I have these the...
  2. Juank

    POWER RAILS in order to turn it on the mac help

    No Title Sorry about the delay to answer your question but I didn’t have te equipment to read the frequency on Y2810 about both questions yes 1) I have the frequency on Y2810 2) when I press power button PM_PWRBTN_L drop to 0 v but nothing else
  3. Juank

    POWER RAILS in order to turn it on the mac help

    Yes I have SMC_ADAPTER_EN 3.3v and Read Ligth Present what other signals I have to check and how I have know the signals What I have to follow In pc is easy to me I check the signals in KBC I know there what I have to do but apple is totally different I am a little confused
  4. Juank

    POWER RAILS in order to turn it on the mac help

    No Title Hi again about your questions yes I have the original charger on C7771 I have 1.1v and let me explain to you a little more about these Mac one repair shop give it to me and they say the only thing what they found is these . check the picture is a small coil burn L3405 and that one...
  5. Juank

    POWER RAILS in order to turn it on the mac help

    No Title Thanks for your answer I ask these because I have one Mac book pro <a href="tel:820-2532">820-2532</a> I have PP3V3 S5 but I don’t have PP5V S5 and both came from the same IC but I don have short to ground in the coil L7220 and I don’t know if I have to make another post for these...
  6. Juank

    POWER RAILS in order to turn it on the mac help

    I am a Litle confused because I see the POWER RAILS but I don know which has to be present before and after turning on the machine I know some voltage is Always-Present but which one not?
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