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Do you need to remove the circuit board, motor, belts, or buttons on your TCM-450? Then you will need this guide to get to those parts. The PCB, motherboard, or circuit board for TCM-450 hides all of the important mechanical components that make TCM-450 work, and is the computer board that runs the device. This may be difficult because you desolder multiple wires to lift up the PCB.
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Remove the two 3.5 mm Phillips #00 screws from the bottom of the device.
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Open the lid, and carefully remove the two 9.7 mm Phillips #0 screws from the inside of the front cabinet.
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Open the battery cover, and gently remove the back cabinet with the iFixit Opening tool.
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Carefully desolder each connection and gently remove each connected wire.
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Carefully desolder the next set of connections and gently remove the connected wires.
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Carefully desolder the last two groups of connections and gently remove the wires.
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Carefully remove the three inner screws as shown from the circuit board to loosen it.
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Remove the following screws in this order:
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A 3.4 mm Phillips #00
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A 4.6 mm Phillips #00
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A 9.7 mm Phillips #0. To remove this screw you must lift the PCB at the same time.
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To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.
To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.
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