1.Items Needed:
Thank you for purchasing your new OWC Mercury Extreme G4 AGP processor upgrade! Please read through this entire installation manual before proceeding with the upgrade to familiarize yourself with the process. Before installing any hardware component, it is recommended that you back up any important data from your hard drive. If you are planning on performing multiple upgrades, it is highly recommended that you complete one upgrade at a time before proceeding with the next.
ATTENTION! While performing these upgrade procedures, static safe conditions must be met. Do not walk around, hold all components by their edges, and do not touch the connector contacts.
Items needed to perform this upgrade
•#1 Phillips Screwdriver (Included!)
•Needle Nose Pliers (to remove heatsink clips)
•Internet Access (to update firmware, if needed)
2.System Requirements:
The OWC Mercury Extreme G4 processor is compatible with any Power Macintosh G4/AGP Graphics, Gigabit Ethernet, Digital Audio, QuickSilver or QuickSilver 2002 model. To de- termine which system you have, please refer to this online Apple document.
http://docs.info.apple.com/article.html?artnum=58418
The OWC Mercury Extreme G4 processor is compatible with Mac OS 9.2.1 and later, including all versions of Mac OS X.
3.Firmware Upgrade
5.QuickSilver & QuickSilver 2002 - Fan Removal
Unscrew these two screws from the rear port panel on your system. This will release the fan from behind the heatsink and allow you to unhook the rear heatsink clips in the next step. You will not be reinstalling this fan.
6.Remove Heatsink (Digital Audio & QuickSilver)
Remove the heatsink from your logic board. Use the needle nose pliers to unhook the clips from the processor card. If your system includes a processor fan or cover, unplug it and then remove by unclipping it and pulling straight up and out. You will not be reinstalling this heatsink, fan or shroud.
Skip to step 8 to remove the processor card.
7.Remove Processor Card (AGP, Gigabit & Digital Audio)
ATTENTION! If your computer is a Power Macintosh AGP Graphics, Gigabit Ethernet or Digital Audio model, you must upgrade it’s fi rmware to version 4.2.8. This cannot be performed using Mac OS X, you must boot into Mac OS 9 to upgrade the fi rmware. Please refer to this online Apple document:
http://docs.info.apple.com/article.html?artnum=120068
To verify which revision of firmware your system is running, boot into OS 9 and open the Apple System Profiler from under the Apple Menu. The last drop down tab is “Production Infor- mation”, and the second item listed is the Boot ROM Version. Your system must be at $004.28f1 or later to proceed.
4.Remove Heatsink (AGP Graphics & Gigabit Ethernet)
Remove the 3 circled screws from the processor daughtercard and set them aside, you do not reuse them.
Skip to step 10 to install your new processor.
8.Remove Processor Card (QuickSilver & QuickSilver 2002)
Remove the heatsink from your logic board. Use the needle nose pliers to unhook the clips from the processor card.
Skip to step 7 to remove the processor card.
Remove the 4 circled screws from the processor daughtercard and set them aside, you do not reuse them.