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The iO, released in 2020 is an electric toothbrush by Oral-B. It is able to connect to your smartphone via Bluetooth and gives you realtime 3D teeth tracking. Identified by type number 3758. Models include: iO Series 7, iO Series 8, iO Series 9, and iO Series 10.

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display not working anymore

I have this issue...my toothbrush io 9 display has stoped working but everything else working fine....i open it an and found water inside...this could burn the display? can it be fixed?

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In my case, the battery leaked and damaged the circuit board. I had to repair one of the traces because it was corroded, and the display is working again. I also protected the board with electronics varnish. I replaced the battery and glued the damaged seal around the toothbrush neck.

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