Answer to "All I get while computer is plugged in is a blinking power button"Hey I just $!^& blocked by this error today and tried some ways to fix this, first close the lid and insert the power plug to see the led light, the open the lid while the power plug is connected. Push and hold power button and Start button for 15 seconds. When in blinks white unplug the power cable. Don't do anything and wait for 1 minute, open the back door of the laptop and disconnect the battery then dismount the Ram. Wait for 1 minute. Reassemble the pcis and plug the power to the laptop without doing anything. Wait for 1 hour and then unplug the cable, now push the power button regularly. It worked for me.
Answer to "My MacBook won't boot, no start chime, just the DVD spinning sound."Heyyya. I solved the problem with my own trick... After all resetting whole of that sh!tty things like nvram or pram or smc... the problem not solved because the apple support wants the money! They need your money to grow up they told me we will fix this issue by changing logic board with 798$ with tax... im not in US and im in Iran we dont have any official center for apple devices but i traveled to Turkey for this because i had so important stuff in my mac book and i need them... so, i didnt accept they offer and wasted 5 days non stop. Finally my way worked. First: Use whole that sh!tty reset options that you see on the google and appl dot com website. (So look im Serious read it and do it my friend david from Uk just did it and solved his issue) 1-Turn off (ON) your macbook pro (=MP) 2-Turn it on in regular way and wait for chime 2'- if chime go to next level 2"-doesn't chime stay on abc level A- turn on your MP wait for battery going to die; if the battery is dead and empty try to power up you MP by...