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Sony Walkman A-45 Battery Replacement

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Use this guide to remove and replace a worn out or dead battery in a Sony Walkman NW-A45.

For your safety, turn on your Sony Walkman NW-A45 and allow the battery to fully discharge before starting this procedure. A charged lithium-ion battery can be very dangerous if accidentally punctured.

Remember: follow general electrostatic discharge (ESD) safety procedures while repairing your device.

Don't reuse the battery after it's been removed, as doing so is a potential safety hazard. Replace it with a new battery.

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  1. Sony Walkman A-45 Battery Replacement, Battery Replacement: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Turn on your Walkman and allow the battery to discharge below 5% before starting any repairs, as a charged Lithium Battery can be dangerous if accidentally punctured.

    • Turn off the device.

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  2. Sony Walkman A-45 Battery Replacement: crwdns2935265:02crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:02crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:02crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Insert a Jimmy into the thin gap between the shell and the side of the top cover, along the edge of one of the panels.

    • Pry up on the top cover to release it from the adhesive.

    • Once the adhesive doesn't stick from one edge, the rest disconnects easily. It will take a couple tries.

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  3. Sony Walkman A-45 Battery Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:03crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:03crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Insert a Jimmy into the thin gap between the shell and the side of the bottom cover, along the edge of one of the panels.

    • Pry up on the bottom cover to release it from the adhesive.

    • Once the adhesive doesn't stick from one edge, the rest disconnects easily. It will take a couple tries.

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  5. Sony Walkman A-45 Battery Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • Remove the two bottom screws holding the chassis using a Phillips #00 screwdriver.

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  6. Sony Walkman A-45 Battery Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Flip the walkman on its screen.

    • Insert a Jimmy into the thin gap between the side panel and shell, along the edge of the panel.

    • Slowly pry up the back cover to release it from its adhesive.

    • If you have difficulty keeping the gap up, insert opening picks to prop it open.

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  7. Sony Walkman A-45 Battery Replacement: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Remove the five screws holding down the battery and NFC Module using a Phillips #00 screwdriver.

    • Detach the ribbon cable connecting the NFC Module by pulling outward.

    • Don't pull too hard or else the ribbon cable will rip.

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  8. Sony Walkman A-45 Battery Replacement, Remove the Battery: crwdns2935265:07crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement, Remove the Battery: crwdns2935265:07crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement, Remove the Battery: crwdns2935265:07crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Lift up the metal chassis carefully.

    • There will be a block piece which holds the wires. Pull it up carefully and it should come off.

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  9. Sony Walkman A-45 Battery Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Sony Walkman A-45 Battery Replacement: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0

    • Heat a soldering iron to 420 degrees Celsius.

    • Heat up the old solder in the Walkman and remove the wire from its terminal.

    • This process will take time to remove the wires.

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  10. Sony Walkman A-45 Battery Replacement: crwdns2935265:09crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Loosen the battery adhesive by using isopropyl alcohol.

    • Use Isopropyl Alcohol 90% or greater.

    • Pry out the battery using plastic cards.

    • Make sure to NOT bend the battery, Take your time during this process.

    • Remove the battery.

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To reassemble your device, follow these instructions in reverse order.

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