Replacing a dead NVRAM chip

from blog Pizza Box Computer, | ↗ original
My SPARCstation 1+ was manufactured in 1989. Over a nearly 30 year lifetime, any number of components could have gone bad: capacitors burst, hard disk motors fail, sometimes the wrong voltage gets attached, etc. A problem that notoriously affects older Sun workstations (including mine!) is NVRAM failure. The NVRAM chips in Sun workstations...