"I've got one too, but please don't contact me about it. Seriously. I will never tell you the super magic secret. Forget I said that."
Ok, I've forgotten that you said you'd never tell me. So what's the box for? =P On Wed, Feb 17, 2016 at 7:23 PM, drlegendre . <[email protected]> wrote: > "On 2/17/2016 3:32 PM, drlegendre . wrote: > >> On the LabVolt SBC, there's a little keylock on the lower, left of the >> board. What's the purpose of the lock? Are there costly (RAM?) chips >> inside >> there, or...? >> > DIP switches, since it's a trainer, it appears they are used to create > "faults" to troubleshoot." > > Just to be clear - you +know+ for a fact there are DIP switches inside, > but you only +surmise+ they are for creating fault conditions? > > As mentioned, I was thinking either pricey components or possibly some > sort of anti-theft device.. opening the door exposes a feature that allows > the unit to be tethered to a bench. > > This is before the days of commodity EEPROM, so it's not like they need to > write-protect firmware, resident software, etc. > > On Wed, Feb 17, 2016 at 5:33 PM, william degnan <[email protected]> > wrote: > >> I've got one too, but please don't contact me about it. Seriously. I will >> never tell you the super magic secret. Forget I said that. >> >> On Wed, Feb 17, 2016 at 5:39 PM, jwsmobile <[email protected]> wrote: >> >> > >> > >> > On 2/17/2016 1:32 PM, drlegendre . wrote: >> > >> >> Maybe we can salvage this thread.. >> >> >> >> If you +do+ happen to be interested in owning an SBC / digital computer >> >> trainer, there are still quite a few Heathkit ET-3400 up on eBay at the >> >> moment. Prices have come up a bit - though not much - from a year ago, >> >> when >> >> they were selling for ~$40.00 USD. >> >> >> >> Nice little units, and full documentation is freely available. >> >> >> >> Now a question.. >> >> >> >> On the LabVolt SBC, there's a little keylock on the lower, left of the >> >> board. What's the purpose of the lock? Are there costly (RAM?) chips >> >> inside >> >> there, or...? >> >> >> >> I've got the 68HC11 version of the ET-3800 just acquired for probably >> > more than I should have. Anyone have any software / experience with >> them? >> > >> > There appears to be a big box on Ebay for sale (x a couple of units for >> > sale separately) for this as well, or maybe it is for the 3400. >> > >> > I'd be interested in what people have. Mine came with the processor >> > personality and the memory module only. >> > >> > thanks >> > Jim >> > >> > >> >> >> -- >> @ BillDeg: >> Web: vintagecomputer.net >> Twitter: @billdeg <https://twitter.com/billdeg> >> Youtube: @billdeg <https://www.youtube.com/user/billdeg> >> Unauthorized Bio <http://www.vintagecomputer.net/readme.cfm> >> > >
