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Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement

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Tearing down my DPTA-RS1 stylus and replacing the dead li-ion battery without damaging the cosmetics.

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  1. Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement, Loosen the Tip: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement, Loosen the Tip: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

    • The tip is glued-in-place. You need to wiggle it with force to loosen the glue.

    • Do not use clamps or pliers to hold the tip. You may risk damaging the capacitive coil underneath.

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  2. Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement, Remove the Buttons: crwdns2935265:02crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • The internals are now held in place by the plastic buttons. Remove them to proceed

    • Use a prying tool to remove the buttons. The middle pivot is a good entry point.

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  4. Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement: crwdns2935265:03crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • With the buttons removed, you can now slide out the guts in the tip's direction. You can now perform a battery replacement.

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  5. Sony DPTA-RS1 Active Stylus Teardown & Battery Replacement, Take a look inside: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0

    • Apparently, the pen is built by Hanvon and is powered by ATMEL's (now Microchip's) maXStylus Technology.

    • ATMEL maXStylus mXTS220 Capacitive Stylus Driver

    • TI BQ24232RGTR Li-ion Battery Charger

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

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A. Lithia

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