Info for 2011 iMac model A1312. Stalls on bootup. What parts to get

Info for 2011 iMac model A1312. Stalls on bootup. What parts to get

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crwdns2889612:0crwdne2889612:0 0

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It would be helpful getting a bit more info. Why do you think you need parts? I’m thinking you have a drive or OS issue here.

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