Introduction
In the situation that your disk reader is not working despite trying the solutions on the troubleshooting page, you may need to replace it . This guide will provide you with the steps required to safely remove your disk reader for replacement. The tools that are needed include a Phillips #2 screwdriver, Phillips #0 screwdriver, tweezers, and metal spudger.
Tools
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            To remove the tray cover, hold both sides of the tray cover and gently apply a downward pressure. 
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            Apply slightly more pressure to the left side until it unhooks then unhook the right side. 
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            Close the disk tray by pressing the eject button again, then power off the device and unplug it. 
 
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            Turn to the back of the device. 
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            Remove the two 7mm Phillips #2 screws. 
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            Slide the two plastic covers on both sides of the device towards the back of the device to remove them. 
 
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            Turn the device so you can see the bottom. 
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            Unclip the three black plastic clips on the bottom of the device. 
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            Unclip one clip on each side of the device. 
 
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            Pull the medium-sized 9 pin ribbon cable and the small 5 pin ribbon cable out of their connector in the motherboard. 
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            Using tweezers, lift the black tab on the connector of the large 45 pin connector on the motherboard. 
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            Pull the large 45 pin ribbon cable out of the connector in the motherboard. 
 
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            Remove the 5mm Phillips #2 screw holding the metal brace above the disk tray. 
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            Remove the two 5mm Phillips #2 screws that hold the disk tray to the metal case on the bottom. 
 
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            Turn the device over to the backside. 
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            Use tweezers or hands to take off the metal clasp for the metal brace near the center on the bottom of the device. 
 
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            Connect the three cables. 
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            Plug the device in and press the eject button to open the disk tray. 
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            Unplug the device. 
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            Disconnect the three cables. 
 
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            Locate and unclip the plastic clips on the sides of the disk tray using a metal spudger. There are two on each side of the disk tray. 
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            Lift open and remove the top cover of the disk tray. 
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            Remove the two 6mm Phillips #0 screws from the disk reader. 
 
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To reassemble your device, follow these instructions in reverse order.