Apple Service Manual - g4 Tower

Power Mac G4/Macintosh Server G4......Page 1
Basics......Page 2
Product Description......Page 3
Identifying Versions of the Power Mac G4......Page 4
New Technologies......Page 5
Standard Configurations......Page 6
Configure-to-Order Options......Page 12
Power Mac G4 (Digital Audio) Views......Page 14
Power Mac G4 (Digital Audio) Internal Locator......Page 15
PowerMac G4 (AGP Graphics/Gigabit Ethernet) Logic Boards......Page 16
PowerMac G4 (Digital Audio) Logic Board......Page 17
Power Mac G4 (PCI Graphics) Logic Board......Page 18
Strategy and Ordering......Page 19
Warranty......Page 21
Specifications......Page 23
Spec Database on Service Source CD......Page 24
Take Apart......Page 25
Identifying Versions of the Power Mac G4......Page 26
Tools......Page 29
Opening the Computer......Page 30
Video Card......Page 32
Modem, Power Mac G4 (AGP/Gigabit Ethernet/ Digital Audio)......Page 34
Modem Filter, Power Mac G4 (AGP/Gigabit Ethernet/Digital Audio)......Page 37
Modem, Power Mac G4 (PCI Graphics)......Page 40
FireWire Board, Power Mac G4 (PCI Graphics)......Page 47
Logic Board, Power Mac G4 (AGP/Gigabit Ethernet/Digital Audio)......Page 49
Logic Board, Power Mac G4 (PCI Graphics)......Page 53
Processor Module, Power Mac G4 (AGP/ Gigabit Ethernet/ Digital Audio)......Page 57
Processor Module, Power Mac G4 (PCI Graphics)......Page 61
SDRAM DIMM......Page 69
Hard Drive, IDE /ATA......Page 71
Hard Drive, Ultra2 LVD SCSI......Page 78
Ultra2 LVD SCSI Card......Page 87
Carrier Support Plate......Page 89
CD-ROM/DVD-ROM/ DVD-RAM/Zip Drive Bezel......Page 92
CD-ROM, DVD-ROM, or DVD-RAM Drive......Page 94
Zip Drive......Page 100
Fan......Page 101
Power Supply......Page 105
Speaker......Page 111
Front Panel Board......Page 114
Antenna......Page 117
Top Handles, Front and Rear......Page 120
Top Panel......Page 123
Supports, Front and Rear......Page 125
Lower Panels, Front and Rear......Page 127
Front Panel......Page 129
Rear Vented Panel......Page 131
Latch Panel......Page 134
Right Side Access Panel......Page 136
Left Side Panel......Page 140
I/O Panel, Power Mac G4 (PCI Graphics)......Page 144
I/O Panel Cover......Page 147
Troubleshooting......Page 149
Power Mac G4 (AGP Graphics) Block Diagram......Page 150
Power Mac G4 (Gigabit Ethernet) Block Diagram......Page 151
Power Mac G4 (Digital Audio) Block Diagram......Page 152
Power Macintosh G4 (PCI Graphics) Block Diagram......Page 153
Power-On Self Test......Page 154
Power Mac G4 (AGP Graphics/Gigabit Ethernet) Logic Board Diagram......Page 156
Power Mac G4 (Digital Audio) Logic Board Diagram......Page 157
Power Macintosh G4 (PCI Graphics) Logic Board Diagram......Page 158
Resetting the PMU on the Logic Board......Page 159
Logic Board LEDs: Power Mac G4 (AGP Graphics/Gigabit Ethernet/Digital Audio)......Page 162
Processor Module......Page 163
Resetting the Cuda Chip: Power Macintosh G4 (PCI Graphics)......Page 164
Resetting the PCI Logic Board......Page 165
Logic Board LEDs: Power Macintosh G4 (PCI Graphics)......Page 166
Power Macintosh G4 (PCI Graphics) LEDs Locator......Page 170
Verification Procedure......Page 171
SDRAM DIMMs......Page 179
Power Mac G4 (AGP Graphic/Gigabit Ethernet/Digital Audio)......Page 180
Video Card Installation......Page 181
Cleaning Procedure for Card Connectors......Page 183
VGA-to-Macintosh Adapters......Page 184
How to Use the Symptom Charts......Page 185
System......Page 187
Error Beeps......Page 197
Video......Page 200
Sound......Page 206
Hard Drive......Page 208
CD-ROM Drive......Page 210
DVD-ROM Drive......Page 211
Zip Drive......Page 212
Input Device Problems......Page 216
Network Problems......Page 220
Modem......Page 222
Upgrades......Page 227
SDRAM DIMM......Page 228
AirPort Card......Page 231
Exploded View......Page 235
Power Mac G4 (AGP Graphics)......Page 236
Power Mac G4 (Gigabit Ethernet)......Page 239
Power Mac G4 (Digital Audio)......Page 242
Power Mac G4 (PCI Graphics)......Page 245