Sony Walkman NWZ-E438 USB Port Replacement

crwdns2931653:01crwdne2931653:0 Disassembling Sony Walkman NWZ-E438

• 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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• Use a small prying tool to carefully pry open the back of the device.
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crwdns2931653:03crwdne2931653:0 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.
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Tweezers
$4.99
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• 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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• 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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• Carefully remove the circuit board from the device.
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crwdns2931653:07crwdne2931653:0 USB Port

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Tweezers
$4.99
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• Using fine point tweezers, push them between the chip and USB port.
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• Slowly pry the USB port off of the chip.
• You will need to solder the new USB onto the circuit board.
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• Remove USB port.
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Cheryl Zinn

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Eastern Washington University, Team 2-5, Plummer Fall 2015 crwdns2935289:0Eastern Washington University, Team 2-5, Plummer Fall 2015crwdne2935289:0

EWU-PLUMMER-F15S2G5

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