Mac Pro (Early 2009).pdf

 Apple Technician Guide

Mac Pro (Early 2009)

Updated: 2010-09-27

 Apple Inc.

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Mac Pro (Early 2009)

Contents

About This Guide

Manual Updates 8

Feedback 10

Basics

Overview 12

How to Identify Quad-Core and 8-Core Processor Conigurations 13

Serial Number Location 14

Troubleshooting

General Troubleshooting 16

Update System Software 16

Troubleshooting Theory 16

Emerging Issues 16

Hardware vs. Software 16

Mac Pro Firmware Updates 17

Memory Coniguration 18

Memory Diagnostic LEDs 20

PCIe/Graphics Cards 22

Functional Overview 23

Block Diagram 25

Common Reset Procedures 26

Power-On Self Test: RAM and Processor Veriication 28

Minimum Coniguration Testing 29

Processor Diagnostic LEDs 33

Symptom Charts Overview 35

Startup and Power Issues 38

No Power/Dead Unit 38

Intermittent Shutdown 41

Memory Issues/Kernel Panic and Freezes 44

No Video 49

Power, but No Boot 52

Noise/Hum/Vibration 53

Burnt Smell/Odor 55

Uncategorized Symptom 56

Communications 57

Ethernet Port/Device Issue 57

AirPort/Bluetooth: Defective Wireless Devices 59

No/Poor Wireless Signal 61

Wireless Input Device Loses Connection 63

AirPort Card: Kernel Panic 65

Wireless Performance Issue / Slow Connection 66

Wireless Input Device Doesn’t Pair 68

Uncategorized Symptom 70

Mass Storage 71

Hard Drive Read/Write Issue 71

Hard Drive Not Recognized/Not Mounting 73

Hard Drive Noisy 75

Optical Drive Won’t Accept/Reject Media 76

Optical Drive Read/Write Data Error 78

Optical Drive Not Recognized/Not Mounting 80

Optical Drive Noisy 82

Optical Drive Not Performing to Specs 85

Uncategorized Symptom 86

Input/Output Devices 87

USB Port Does Not Recognize Known Devices 87

FireWire Port Does Not Recognize Known Good Devices 88

No Audio from Internal Speaker 90

Distorted Audio from Internal Speaker 91

Front Headphone Jack Has No Audio 93

Line-In Jack Has No Input 94

Line-In Jack Has Distorted Input 96

Rear Line-Out Jack Has No Audio 97

Optical Digital Audio In Has No Input 99

Optical Digital Audio Out Has No Output 101

Uncategorized Symptom 102

Mechanical Issues: Thermals and Enclosure 103

Computer Runs Slow with Fast/Failed Fans 103

Power Button Stuck 105

Internal Cables and Connectors Defective 107

Mechanical/Physical Damage 108

Uncategorized Symptom 108

Take Apart

General Information 110

Orientation 110

Tools 110

Parts Requiring Enclosure Replacement 110

How to Identify Quad-Core and 8-Core Processor Conigurations 110

Icon Legend 111

Note on Illustrations 111

Opening the Computer 112

Hard Drive 114

Removal 115

Reassembly 115

Formatting a New Drive 116

Optical Drive Carrier and Optical Drive 117

Removal 118

Reassembly 119

Processor Tray 120

Memory DIMMs 122

Memory Coniguration 123

Removal 125

PCI Express/Graphics Card 126

Power Supply 133

AirPort Extreme Card 137

Bluetooth Card 139

Battery 141

Removal 142

Reassembly 142

PCIe Fan 143

Removal 144

Reassembly 144

Mac Pro RAID Card and Battery 145

Removal 146

Reassembly 147

Processor Cage 149

Processor Cage Fans,

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