Z80 / Z84C Swap (Doh!)
mloewen at cpumagic.scol.pa.us
Mon Aug 17 15:39:30 CDT 2015
Just so you know, you can boot an Osborne 1 from the B: drive by
pressing <SHIFT>" (shift and double-quote) instead of <RETURN>.
Mike Loewen mloewen at cpumagic.scol.pa.us
Old Technology http://q7.neurotica.com/Oldtech/
On Mon, 17 Aug 2015, drlegendre . wrote:
> Hey Jules,
> Ah, so your O1 also has the weird screen artifacts prior to hitting
> 'return'? Weird.. wonder what's up with that?
> I've only detected activity from drive A (LH side). It definitely does
> spin, the LED lights up, but I haven't been able to detect any head
> movement. You mention that the head on yours steps back & forth
> (indefinitely?) with no disk present - does it behave any differently when
> the drive door is open vs. closed?
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