Einleitung
The circuit board is the connecting point of all components in the radio. If the circuit board is malfunctioning, the radio will not function until the circuit board is replaced. Follow the steps below to properly replace the circuit board of the radio.
Werkzeuge
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Remove the batteries currently in the radio.
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The orientation of the batteries is specified in the battery compartment.
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Gently open the backplate of the radio. Use a flathead screwdriver to slowly pry apart the two sides.
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To remove the speaker from the faceplate, insert a paperclip through the front faceplate and push.
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The speaker is glued to the front faceplate, so it may take some force to remove the speaker.
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Now the circuit board can be removed from the back faceplate.
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To do this, grip the back faceplate in one hand and the antenna in the other. Pull and twist the antenna away from the back faceplate. The circuit board should be removed with the antenna, as they are attached.
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After pulling the circuit board away from the backplate, the result should be as shown in the picture.
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Remove all wires from the circuit board with a soldering iron.
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Properly dispose of the old circuit board and solder the speaker onto the new circuit board.
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To reassemble your device, follow these instructions in reverse order.
Gostaria de saber se eu tenho como encontrar a placa para fazer a troca, tenho um rádio da Motorola t400
mauropessoa -