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Sony Walkman NWZ-E438 Device Circuit Board Replacement

This guide will give you step-by-step instructions to replacing the circuit board of your Walkman.

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

Step 1 Circuit Board  ¶ 

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

Step 1 Circuit Board  ¶ 

  • 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.

Step 2  ¶ 

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.

Step 2  ¶ 

  • 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.

Step 3  ¶ 

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

Step 3  ¶ 

  • 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.

Step 4  ¶ 

Carefully remove the circuit board from the device.

Step 4  ¶ 

  • Carefully remove the circuit board from the device.