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Sony Walkman NWZ-E438 Device Circuit Board Replacement

Introdução

This guide will take you through 6 simple steps to removing your circuit board. For reattachment, simply follow the steps in reverse order.

O que você precisa

  1. Sony Walkman NWZ-E438 Device Circuit Board Replacement, Disassembling Sony Walkman NWZ-E438: passo 1, imagem 1 %32

    • Unscrew the two screws on the back of the device using a Phillips PH000 screwdriver.

    • Keep the Phillips PH000 screwdriver aside for further steps in the guide. It will be the only screwdriver needed for this replacement.

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  2. Sony Walkman NWZ-E438 Device Circuit Board Replacement: passo 2, imagem 1 %32

    • Use a small prying tool to carefully pry open the back of the device.

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  4. Sony Walkman NWZ-E438 Device Circuit Board Replacement, Circuit Board: passo 3, imagem 1 %32 Sony Walkman NWZ-E438 Device Circuit Board Replacement, Circuit Board: passo 3, imagem 2 %32 Sony Walkman NWZ-E438 Device Circuit Board Replacement, Circuit Board: passo 3, imagem 3 %32

    • First, you must remove the black tape on the circuit board.

    • Next, pull up on the red and gold band until it detaches from the chip.

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  5. Sony Walkman NWZ-E438 Device Circuit Board Replacement: passo 4, imagem 1 %32 Sony Walkman NWZ-E438 Device Circuit Board Replacement: passo 4, imagem 2 %32

    • Using a small plastic prying tool, slip the end under the device circuit board and slowly lift it.

    • Once the circuit board is lifted, carefully remove the chip with tweezers.

    • The circuit board will still be connected to the device by a wire.

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  6. Sony Walkman NWZ-E438 Device Circuit Board Replacement: passo 5, imagem 1 %32

    • Using a soldering iron, carefully heat the metal connecting the wires from the device to the circuit board.

    • You will need the soldering iron to reattach those wires once you've replaced the circuit board.

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  7. Sony Walkman NWZ-E438 Device Circuit Board Replacement: passo 6, imagem 1 %32

    • Carefully remove the circuit board from the device.

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Conclusão

For reassembling your device, follow the instructions in reverse.

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