If you need to check or inspect the micro components of your iPhone 3GS logic board, you need to remove the EMI shields first. Underneath these shields you will see the PMIC chip, baseband and processor chips, etc. Removing these shields will also help you remove any residue cause by water damage. If you need to learn more about fixing iPhones, download the ebook at www.beijingiphonerepair.com |
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Ben Tedder
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How to Remove iPhone 3GS Logic Board EMI Shield
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