Problem
Even with audio files (.wav, .aiff etc) the sound will be delayed and play audio later than the sound wave indicates.
Solution
- Close Logic Pro
 - Go to your home folder.
 - Go to Library -> Preferences.
 - Delete any files containing com.apple.logic.
 
Knowledge base for Windows, Mac & Assistive Technology.
Even with audio files (.wav, .aiff etc) the sound will be delayed and play audio later than the sound wave indicates.