Introduction
The circuit board is the main operating point of the TCX905. This has many wires soldered to it and must be handled carefully. The circuit board has the microphone and the LCD screen connected to it.
Tools
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Starting from the top of the cover, slide down and away from the phone with your thumb
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Lift battery cover off of batter and place it to the side
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Once battery cover is removed, place your thumb and index fingers on the the wires near the receptacle
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Gently pull straight up on the wires until a click is heard which signifies the battery is completely disconnected
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Place battery pack to the side
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Remove the two 11mm screws inside the battery storage compartment using Phillips #1 screwdriver (located near the very bottom of the phone)
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Gently open phone casing along the seam at the bottom of the phone using index and middle fingers of both hands
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Ensure that wired connection between circuit board and back shell is not strained
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Fold the back shell underneath the front shell and circuit board
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Carefully remove the middle two 7mm screws, the outer top 9mm screws, and the top middle 7 mm screw that hold the logic board to the front shell of the phone casing using the Phillips #1 screwdriver
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Using index finger and thumb, carefully remove the circuit board from the front shell of phone
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To reassemble your device, follow these instructions in reverse order.
