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A mini tablet computer designed by Blackberry and manufactured by Quanta Computer in 2011. Model number RDJ21WW.

How to replace a swollen battery?

I think the battery is a bit swollen, which may be the cause of my device not charging consistently, and boot looping when it recieves a little bit of charge.

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Hi @ntz88256

Here's a video that shows how to remove the battery from the tablet.

Search online for RU1 battery to find suppliers that suit you best. (supplier examples only)

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