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boot up problems

  1. Gortumbo

    MBA2,1 Mid 2009 boots only 1 out of 20 times.

    I seek troubleshooting help with this MacBook Air2,1 (Mid 2009) that my brother gave me. On average, it will only boot up one out of 20 attempts. Here's what a failed boot attempt is like: Push the power button. The "sleep mode" light in front glows (not fluctuating in intensity) for 10...
  2. A

    MacBook Pro start up issues (after power outage)

    MacBook Pro 2012, (2.5Ghz, i5), Mac OS 10.12 Was working fine, regularly booted up and ran fine. Was completely shut down (not sleeping), left connected to a charger which was plugged into a surge protector. Some time while we were out there was a power outage. The next day (after the power...
    • ActionClaw
    • Thread
    • boot up problems magsafe dim led power outage reset smc start up issues
    • Replies: 0
    • Forum: MacBook Pro
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