Introduction
The whole Playstation 3 is cooled by a single fan on its bottom side. In this guide, we will remove that fan so that it may be cleaned or replaced.
Tools
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Unplug the white wires connected to the wireless board. There are two sets of wires: one set in the front, one in the back.
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Remove the two screws on the front of the power supply.
 
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Unplug the optical drive power cable.
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Detach the ribbon cable that connects the optical drive to the motherboard.
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Set the optical drive aside.
 
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Remove three screws (Phillips #2) from the wireless board and antenna.
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Detach the ribbon cable that connects the wireless board to the motherboard.
 
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Remove nine screws (Phillips #2) from the perimeter of the metal plate covering the motherboard.
 
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Remove the hard drive door with a spudger.
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Lift the metal enclosure out of the plastic bottom case.
 
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Remove the three screws (Phillips #2).
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Disconnect the fan's power cable.
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Lift the fan straight up and out.
 
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To reassemble your device, follow these instructions in reverse order.