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Hitachi GST Deskstar HDS721010CLA332 Hard Drive Controller Replacement

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Use a hot air rework station or a soldering iron to remove the BIOS IS

Here is the removed BIOS IC. This is the one that will have to be transplanted to the new controller PCB. Ensure that this IC does not get mixed up. Keep it separate

Here is the new controller PCB with the BIOS IC that needs to be replaced.

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