System information

Mac mini (Mid 2011)
Contents
About This Guide
Manual Updates 7
Apple Technician Guide introduced 21 July 2011 7
Feedback 7
Basics
Overview 9
Identifying Features 9
Product Congurations 10
Service Procedure Dierences 10
Service Part Congurations 10
Thunderbolt 11
System Serial Number Location 11
Troubleshooting
General Troubleshooting 13
Update System Software 13
Repairing, Restoring, or Reinstalling Mac OS X Software 13
Diagnostics 13
Wireless Troubleshooting 13
Troubleshooting Theory 14
Hardware vs. Software 14
Common Reset Procedures 14
Sensor Errors 16
Functional Overview 18
Block Diagrams 19
Symptom Charts 22
Startup and Power 22
No Power, Dead Unit 22
Won’t Start Up 24
Intermittent Shutdown 27
Kernel Panic, System Crashes 31
No Video 33