Lock out code or back door to 9412G and 7412G Bosch Control panels possible?

Any help with unlocking or accessing panels that have lost power and memory (Li Ion 3V) and now respond to RPS connection with 5017 :invalid datalock message. Bosch wants what I believe to be an incredible $150 each to "refresh" or refurbish programming. All I did was mistakenly store them without knowing the "Achilles heel built in .

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Welp you live and learn then

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