![Lenovo on X: "NOT BAD: 30-year-old computer still powers school district heating system http://t.co/09Efg22EHf http://t.co/wc0XNVUhiX" / X Lenovo on X: "NOT BAD: 30-year-old computer still powers school district heating system http://t.co/09Efg22EHf http://t.co/wc0XNVUhiX" / X](https://pbs.twimg.com/media/CH3kZNQWEAAqq26.jpg)
Lenovo on X: "NOT BAD: 30-year-old computer still powers school district heating system http://t.co/09Efg22EHf http://t.co/wc0XNVUhiX" / X
![I just recently got this old Lenovo PC from my passed great grandfather. I have a green cord that looks like it could go to it but I'm not sure where the I just recently got this old Lenovo PC from my passed great grandfather. I have a green cord that looks like it could go to it but I'm not sure where the](https://preview.redd.it/4d4mh164tdu81.jpg?width=3120&format=pjpg&auto=webp&s=aedc90e876880e61ffe2668d036a0e8ab1ec91e0)
I just recently got this old Lenovo PC from my passed great grandfather. I have a green cord that looks like it could go to it but I'm not sure where the
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