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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.
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University of Memphis, Team 1-3, Sneed Fall 2024 crwdns2935289:0University of Memphis, Team 1-3, Sneed Fall 2024crwdne2935289:0
UM-SNEED-F24S1G3
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