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Apple's 2012 first-generation 7.9-inch iPad mini, with 16, 32, or 64 GB of storage and an A5 processor.

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How can I tell if the ic chip is bad?

I purchased a new digitizer for a my ipad mini from ebay. after looking more closely at it I realized he is saying the ic chip Might be bad on it. how can I tell this before trying to use it in an installation?

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You would need a bench tester, or install it to test it, you might try repair shops in your area and see if any of them have a tester.

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