Apple Power Mac G5 (Late 2005) Specifications

Power Mac G5 (Late 2005) Take Apart — Processor (Quad) 101Using a 3 mm athead hex driver, replace the six long processor mounting screws. Using a 3

Power Mac G5 (Late 2005) Take Apart — Power Button 110ProcedureLay the computer so that the front panel is facing down.Remove the black rubber cap th

Power Mac G5 (Late 2005) Take Apart — Power Button 111Remove the metal activation ring that lies below the power button board. Remove the power butto

Power Mac G5 (Late 2005) Take Apart — Logic Board 112Logic BoardToolsThe following tools are required for this procedure:Phillips #1 screwdriverlong-

Power Mac G5 (Late 2005) Take Apart — Logic Board 113Part Location

Power Mac G5 (Late 2005) Take Apart — Logic Board 114ProcedureDisconnect the cables from the top and bottom edge of the logic board. Using a long-han

Power Mac G5 (Late 2005) Take Apart — Logic Board 115Using a 9/32-inch nut driver, remove the six logic board standos. Using a Phillips #1 screwdriv

Power Mac G5 (Late 2005) Take Apart — Logic Board 116Note: Perform the following procedures only if you are replacing the logic board with a new logi

Power Mac G5 (Late 2005) Take Apart — Logic Board 117Temporarily tuck the top cables into the openings in the media shelf so that they are out of the

Power Mac G5 (Late 2005) Take Apart — Logic Board 118Replace the three logic board screws and six standos in the order indicated below. Important:

Power Mac G5 (Late 2005) Take Apart — Logic Board 119Replace the nine power supply bus bar screws.Reconnect all cables at the top and bottom edge of

Power Mac G5 (Late 2005) Take Apart — Processor (Quad) 102Reconnect the processor support bar cable with the processor cable.Replace the processor su

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 120Antenna Board and CablesNote: The antenna cables are permanently attached to the an

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 121Part Location

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 122ProcedureRemove the antenna cables from the tape on the inside of the enclosure’s s

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 123Using a atblade screwdriver, pry up the interior antenna board cover and remove th

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 124Remove the antenna board and cables from the enclosure. Note: If you are replacing

Power Mac G5 (Late 2005) Take Apart — Antenna Board and Cables 125Replacement Note: Be sure to reroute the antenna cables in the channel between the

Power Mac G5 (Late 2005) Take Apart — Power Supply 126Power SupplyToolsThe only tools required for this procedure are a Phillips #1 screwdriver and 1

Power Mac G5 (Late 2005) Take Apart — Power Supply 127Part Location

Power Mac G5 (Late 2005) Take Apart — Power Supply 128ProcedurePosition the computer so the power supply is at the top. Using a Phillips #1 screwdriv

Power Mac G5 (Late 2005) Take Apart — Power Supply 129Using the Phillips screwdriver, remove the four power supply mounting screws on the bottom of t

Power Mac G5 Take Apart (Late 2005) — Processor Support Bar and Cable 103Processor Support Bar and CableNote: The illustrations in this procedure are

Power Mac G5 (Late 2005) Take Apart — Power Supply 130Slide the power supply toward the front of the computer.Tilt the bus-bar-tab edge of the power

Power Mac G5 (Late 2005) Take Apart — Power Supply 131Replacement Note: To t the power supply back into the enclosure, align the power supply so tha

Power Mac G5 (Late 2005) Take Apart — Air Deector Sensor Board 132Air Deector Sensor BoardToolsThe only tool required for this procedure is a atbl

Power Mac G5 (Late 2005) Take Apart — Air Deector Sensor Board 133Part Location

Power Mac G5 (Late 2005) Take Apart — Air Deector Sensor Board 134ProcedureLocate the air deector sensor board inside the enclosure on the bottom r

 Service Source© 2005 Apple Computer, Inc. All rights reserved.TroubleshootingPower Mac G5 (Late 2005)

Power Mac G5 (Late 2005) Troubleshooting — General Information 136General InformationDDR2 MemoryThe Power Mac G5 (Late 2005) has eight DIMM slots for

Power Mac G5 (Late 2005) Troubleshooting — General Information 137In the Power Mac G5 (Late 2005), DIMMs must t the following specications. Memory

Power Mac G5 (Late 2005) Troubleshooting — General Information 138Important: Combined maximum power consumption for all four expansion slots should n

Power Mac G5 (Late 2005) Troubleshooting — General Information 139Press the reset button on the logic board. Note: For the location of the reset butt

Power Mac G5 Take Apart (Late 2005) — Processor Support Bar and Cable 104ProcedureRemove the two mounting screws from the processor support bar. Disc

Power Mac G5 (Late 2005) Troubleshooting — General Information 140Diagnostic LED TableLED Description Color When OnExpected ConditionLED “On” Indica

Power Mac G5 (Late 2005) Troubleshooting — General Information 141Power Supply VericationTo power on, the computer’s logic board requires “trickle”

Power Mac G5 (Late 2005) Troubleshooting — General Information 142Location of Bus Bar Tabs and TerminalsNote: This is a top view of the main logic bo

Power Mac G5 (Late 2005) Troubleshooting — General Information 143CPU Terminals CPU AVoltage Positive Lead Ground Lead12 V Terminal 1 Terminal 2 0 V

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 144Symptom ChartsHow to Use the Symptom ChartsThe Symptom Charts included in this chapter w

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 145Verify that processors’ mounting screws are properly tightened.Reseat front panel board.

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 146Power-on LED illuminates when power button is pressed and fans spin continuously but the

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 147Power-on LED illuminates, fans and processor pump run harder, there is no boot and the s

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 148Fans Individual fan failureReplace fan Exception: The media blower located between the

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 149Other FailuresAir deector sensor Reseat air deector sensor board cableReplace air dee

Power Mac G5 Take Apart (Late 2005) — Processor Support Bar and Cable 105To remove the cable from the support bar:Depress the two clips on either sid

Power Mac G5 (Late 2005) Troubleshooting — Symptom Charts 150Combo Card Reseat antenna cables connected to Combo cardReplace Combo cardReplace antenn

 Service Source© 2005 Apple Computer, Inc. All rights reserved.UpgradesPower Mac G5 (Late 2005)

Power Mac G5 (Late 2005) Upgrades — AirPort Extreme/Bluetooth Combo Card 152AirPort Extreme/Bluetooth Combo Card and Runway CardNote: The combo card

Power Mac G5 (Late 2005) Upgrades — AirPort Extreme/Bluetooth Combo Card 153ProcedureHolding the runway card by the top edges, insert the card into i

Power Mac G5 (Late 2005) Upgrades — AirPort Extreme/Bluetooth Combo Card 154Attach the two antenna cables to the connectors on the underside of the c

 Service Source© 2005 Apple Computer, Inc. All rights reserved.ViewsPower Mac G5 (Late 2005)

Power Mac G5 (Late 2005) Views 156Exploded ViewsExploded View 1HeatsinkCover922-6951Dual 2.0 Processor661-3727Dual 2.3 Processor661-3728QuadProcessor

Power Mac G5 (Late 2005) Views 157Exploded View 2Video CardGeForce 6600 LE 661-3730GeForce 6600 661-3731Quadro FX 4500 661-3732GeForce 7800 GT 661-38

Power Mac G5 (Late 2005) Views 158Screw MatrixPower Mac G5 Views - 3 Screw MatrixScrew Matrix922-2739 922-5846 922-5972922-5974 922-6035922-6169 922-

Power Mac G5 (Late 2005) Views 159Power Mac G5 Views - 3 Screw MatrixScrew Matrix922-6939 922-6946 922-6947922-6949 922-7107922-7124 922-7133 922-7

Power Mac G5 (Late 2005) Take Apart — Front Panel Board 106Front Panel BoardToolsThe only tool required for this procedure is a Phillips #1 screwdriv

Power Mac G5 (Late 2005) Views 160Internal ViewsOverviewBottom Hard Drive BayTop Hard Drive BayOptical DriveSlot 1: PCI Express Graphics(graphics car

Power Mac G5 (Late 2005) Views 161Logic BoardPower SupplyConnectorProcessor Connector AProcessor Connector B(Connector present on Quad only)Power Sup

Power Mac G5 (Late 2005) Views 162External ViewsFront ViewOptical DriveHeadphone Jackf®Power ButtonStatus LightUSB 2.0 PortFireWire 400 Port

Power Mac G5 (Late 2005) Views 163Rear ViewLatchAccess Covers forPCI ExpressExpansion SlotsDVI DisplayPort 2Integrated Bluetoothand AirPort AntennaOp

Power Mac G5 (Late 2005) Take Apart — Front Panel Board 107ProcedureDisconnect the power button cable from the front panel board.Remove the two front

Power Mac G5 (Late 2005) Take Apart — Front Panel Board 108Note: If you are replacing the front panel board with a new board, carefully remove the EM

Power Mac G5 (Late 2005) Take Apart — Power Button 109Power ButtonToolsThe only tool required for this procedure is a jeweler’s at-blade screwdriver