Oh, that's what you do!
OK, I will.

Hi All,
I have been looking various ways to connect my KIM-1 to my laptop.
I see various ways to do this and I think I get the idea. I could start ordering stuff.

But I happen to actually have these TTL/RS232 converters...

https://us.amazon.com/Female-Male-C...or/dp/B00V3LNX1S#immersive-view ...

It's ALIVE!
I'm not sure what the issue was.
When I went back and double checked, it worked on the first try.
I confirmed I knew what I was doing by changing the 2 numbers and correctly predicting the sum.

And wow! This is a great place!
Thank you guys for the quick replies.
Yes that's the program ...

Hi Everyone,

I am new here.
My KIM-1 (Rev G) sat for about 45 years

Yesterday, it powered up fine.
I entered the program from the User Manual that adds 2 numbers.
I confirmed the program in memory.

But when I press GO, the display just goes black; the sum is not displayed.
I'm not sure about the ...