Check out http://content.sunhelp.org/boards/ Anybody know what these might be out of? No company name/markings that I can find. About the size of a modern PC motherboard, maybe a little smaller. They DONT look like DEC boards to me, but I may be wrong. The "levers" on each board to remove them are two different colors - one white with a label, one colored (I guess to color-code installing the boards). Each board has two card-edge connectors to plug into a backplane, and some have top-edge connectors (cables, etc, I would guess). Here's what they are so far: White Handle Other Part # ? -------------------------------------------------------- MICA green 176P1346-2-0 MICB green 170A113670-D DECODE green 176P1239-A DRIVER green 176P1238-B DMEM green/black? 176P1240-1-A FMEM yellow 176P1267-C MCS yellow 176P001282-C TERMINAL white 176A109450-A KBINT blue 176A116980-0 -- Bill Bradford mrbill(a)mrbill.net Austin, TX