Apple power mac g5 late 2005 User Manual

Power Mac G5 (Late 2005) Repair Extension Program for Power Supply Issues 11
Apple will charge service accounts for any parts ordered for repairs involving units eligible for 
the Power Mac G5 (Late 2005) REP that are not related to this program and are not covered by 
warranty or an extended AppleCare service agreement.
Reimbursement Strategy
Apple is aware that some customers may have paid for out-of-warranty repairs that now qualify 
under this program. If a customers’ Power Mac G5 (Late 2005)...

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© 2005 Apple Computer, Inc. All rights reserved.
Basics
Power Mac G5 (Late 2005) 

Power Mac G5 (Late 2005) Basics 13
Overview
Power Mac G5 (Late 2005) is the third generation of Power Mac G5 computers. It leverages the G5 
architecture with the following new features:
G5 dual core processor (two processors on one chip): The Power Mac G5 (Late 2005 Dual 
2.0 GHz/2.3 GHz) models use a single dual-core PowerPC G5 processor for dual processor 
function. The Power Mac G5 (Late 2005 Quad 2.5 GHz) model uses two dual-core PowerPC 
G5 processors for quad processor power.
533 MHz DDR2 main...

Power Mac G5 (Late 2005) Basics 14
Differentiating the Power Mac G5 (Late 2005)
While Power Mac G5 (Late 2005) computers look similar to earlier Power Mac G5 models, you can 
easily differentiate the Power Mac G5 (Late 2005) by checking the back panel. Power Mac G5 (Late 
2005) computers include two Gigabit Ethernet ports and three USB 2.0 ports, as illustrated below. 
Gigabit Ethernet Ports (2)
USB 2.0 Ports (3)
Power Mac G5 (Late 2005)
Earlier models include just one Gigabit Ethernet port and two USB...

Power Mac G5 (Late 2005) Basics 15
Gotchas
Although the Power Mac G5 (Late 2005) computer looks similar to earlier Power Mac G5 models, 
there are a number of significant service and support differences. Before troubleshooting or 
servicing a Power Mac G5 (Late 2005), make sure you are familiar with the following points. 
DDR2 memory: The Power Mac G5 (Late 2005) computer uses both ECC and NECC DDR2 DIMMs. 
Refer to “DDR2 Memory” in the Troubleshooting chapter for more information about identifying 
and...

Power Mac G5 (Late 2005) Basics 1
No external antenna: There is no external AirPort Extreme/Bluetooth antenna on the Power Mac 
G5 (Late 2005) computer. The antenna board requires an entirely new take apart procedure.
Modem: There is no internal modem available for the Power Mac G5 (Late 2005) computer. 
Instead, Apple offers a CTO option for an external USB modem.
Processor support bar: A support bar has been added under the processor/heatsink on all 
configurations of the Power Mac G5 (Late...

Power Mac G5 (Late 2005) Basics 1
Serial Number Location
To identify a particular Power Mac G5 (Late 2005) computer, check the computer’s serial number, 
which lists the model’s configuration. The serial number is located directly below the air deflector 
inside the side access panel. 

Power Mac G5 (Late 2005) Basics 1
Liquid Cooling System (LCS)
The Power Mac G5 (Late 2005 Quad) configuration uses a liquid cooling system (LCS) to manage 
the temperature in the computer. The liquid cooling system is sealed and is designed to be 
opened only by an Apple Authorized Service Provider (AASP). To ensure proper safety and 
handling of the LCS system, please read the following information.
General Safety Information
The LCS cooling system fluid is predominantly water (80% or greater)...

Power Mac G5 (Late 2005) Basics 1
If the product is swallowed, CALL PHYSICIAN OR POISON CONTROL CENTER FOR MOST 
CURRENT INFORMATION. If professional advice is not available, do not induce vomiting. 
Contaminated individuals should drink milk, egg whites, or large quantities of water. Never 
induce vomiting or give diluents (milk or water) to someone who is unconscious, having 
convulsions, or unable to swallow. 

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© 2005 Apple Computer, Inc. All rights reserved.
Take Apart
Power Mac G5 (Late 2005)