1 단계 Pull out CPU tray




• Find the 2 pull tabs and use them to pull out the CPU tray and place them on the table.
• Use a hex wrench to unscrew the spring-loaded screw using the star pattern on the CPU Heatsink for even force of the CPU die. This is a specially needed when putting the Heatsink back on.
• Turn the hex wrench once each time until it's loose when Using the star pattern (Diagram shown).
• On 2009 (4,1) Mac Pros, The CPU comes up with the Heatsink and is not socketed. Like the 2010-2012 (5,1) Mac Pros.
• Pull Straight up as there is a vital connection built into the heatsink.
• On the bottom of the heatsink will be a copper pad that comes in contact with the CPU. Use a paper towel to wipe off all the remaining thermal paste, isopropyl Alcohol is handy for this.
• Isopropyl alcohol is handy for getting the best for cleaning the Copper Heatsink&CPU for new thermal paste.
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2 단계 CPU replacement




• Clean all of the thermal paste on the CPU and lift the metal bar up and pull the bracket back.
• Gently pull out the old CPU with thumb and pointer finger and then place it towards the side.
• Don't touch the exposed connectors on the CPU to the CPU tray.
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3 단계 New CPU
• Inspect the cpu socket and other connectors for dust and debris and blow away if necessary.
• Place the new cpu in with a touch of thermal paste at the top.
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