mac_mini_mid_2011.pdf

 Apple Technician Guide

Mac mini (Mid 2011)

Mac mini (Mid 2011) and Mac mini Server (Mid 2011 )

Updated 2011-07-21

 Apple Inc.

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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 Conigurations 10

Service Procedure Diferences 10

Service Part Conigurations 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

Corrupted Video 35

Burnt Smell/Odor 37

Noise, Hum, Vibration 38

Communications 42

Wi-Fi/Bluetooth Issues 42

Wi-Fi/Bluetooth Card Kernel Panic 45

Ethernet Port/Device Issue 46

Bluetooth Device Doesn’t Pair 48

Bluetooth Device Loses Connection 49

Display 52

No Video 52

Corrupted Video 54

Mass Storage 57

Internal Drive(s) Not Recognized 57

Internal Drive Read/Write Error 59

Hard Drive Noisy 61

Input/Output Devices 65

Apple Remote Inoperable 65

Audio: Built-in Speaker Has Distorted Sound 66

Audio: Built-in Speaker Has No Audio 67

Audio: No Audio through HDMI or Thunderbolt connection. 69

FireWire Devices Not Recognized 70

Thunderbolt Not Recognized 72

Thunderbolt Target Disk Mode Issues 73

Thunderbolt Target Display Mode Issues 76

SD (Secure Digital) Memory Card Will Not Insert Into Slot 79

SD (Secure Digital) Memory Card Not Recognized By System 80

USB Devices Not Recognized 82

Wired Keyboard Does Not Function Properly 84

Keyboard: Speciic Keys Do Not Respond 86

Wired Keyboard/Mouse Not Recognized 86

Mechanical 89

Noise/Hum/Vibration 89

System Runs Hot 91

Physical Damage 92

Take Apart

General Information 95

Tools 95

Cosmetic Care 95

Reassembly Steps 95

Connector Types on Logic Board 96

Solid State Drive Screws 97

Hard Drive (Upper/Lower) Nomenclature 97

Logic Board EMI Fingers and Gaskets 98

Logic Board Return 98

First Remove Hierarchy 99

Icon Legend 100

Note About Images In This Guide 100

Bottom Cover 101

Reassembly 103

Memory 104

Installation 106

Fan 107

Reassembly 109

Cowling 110

Antenna Plate 112

Reassembly 114

Logic Board 117

Reassembly 125

AirPort/Bluetooth Combo Card 126

Reassembly 128

Speaker 129

Battery 132

Hard Drive (Lower Bay) 134

Reassembly 137

Power Supply 139

Reassembly 142

Hard Drive (Upper Bay) 143

Reassembly 145

Infrared (IR) Board and Cable 146

Reassembly 147

Housing 149

Views

Exploded View 151

Screw Chart 152

External Views 153

Front View 153

Port View 154

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