@ -39,12 +39,22 @@ I therefore decided to go for a replacement (also socketing the chip while I was
### Removing the old TMS9900
### Removing the old TMS9900
I did a poor job desoldering and removing the old TMS9900. My main concern was to avoid damaging the PCB, but I had a hard time adjusting the right level of force to the pins. I'm not proud of the result, quite a few pins were broken in the process. :shame:
Let's face it, I did a poor job desoldering and removing the old TMS9900. Was it the Chinese desoldering pump, my lack of skill, a 40+ years old PCB, or a bit of all of these?
My main concern was to avoid damaging the PCB, but I had a hard time adjusting the right level of force to the pins. I'm not proud of the result, quite a few pins were broken in the process. :face_vomiting:
{% figure caption:"At this stage I really hoped that CPU was indeed dead" %}