Introduction
The Power Mac G4 MDD had various heatsinks based of the processor, it had a pure copper heatsink for the dual 1.42Ghz model, and a thick finned heatsink for earlier models, and the later models had a thin aluminum finned heatsink.
What you need
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The Power Mac G4 MDD: the last, and the fastest G4-based Mac. This computer boasted up to a Dual 1.42GHz PowerPC G4 CPU (though I have a single 1.25GHz).
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Six USB ports.
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Four FireWire ports.
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Assorted SCSI (SCSI50/SCSI68)
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Assorted Audio
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Video (ADC & DVI)
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Networking (RJ-45 Ethernet/56k Modem)
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Some later model MDD's (such as the dual 1.42GHz) Have a FireWire 800 Port Here:
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The ram is between the graphics card, and the CPU, and removal is simple. Push the tabs down on both sides, this will free the ram, then lift it out.
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The MDD Uses A Maximum of 2GB PC2700 DDR,(512MB X4) and had 4 slots for ram.
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Now, remove these three Phillips screws:
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As there are two Phillips screws well, there are two that you can see in the photo, but you want to remove the screws that are behind them.
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Now, lift the heatsink up off the computer, it is pretty heavy, because it's a giant block of aluminum.
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As you may be able to tell, i have applied a replacement coat of Arctic Silver 5 to keep my MDD cooler than the stock paste, it really does a great job too!
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The incredibly large heatsink, this thing is 5 Lbs of solid aluminum. Just like every other part in this, and many other Macs, the heatsink is made by: ...you guessed it, Foxconn.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
