Original IBM PC (was Re: Prices to pay for old computers...)

From: David Wollmann <dwollmann_at_ibmhelp.com>
Date: Fri May 22 14:55:22 1998

At 11:11 AM 5/22/98 -0700, you wrote:
>> Of the 16K-64K mb's there are reputed to have been two distinct series,
>> called "Series 0" and "Series 1." A 16K,
>
>What distinguishes the two series?
>
>I hope that "16K" means "16/64K model" as opposed to "actually equipped with
>16K of memory."
>
>-- Derek
>

There were two different models. The later model has a "B" stenciled in
white ink above the keyboard connector and was 256K on the mobo with hard
disk support and a couple other enhancements. There was a ROM BIOS upgrade
to allow the 16K model to support 640K RAM and a hard disk. I haven't seen
the ROM in years--last time I found them there was some guy who had a whole
box of sticks and was charging an arm and a leg--and getting it. I think
you can probably just dupe the ROM from the 256K box, but i haven't tried it.


--
David Wollmann
dwollmann_at_ibmhelp.com
Received on Fri May 22 1998 - 14:55:22 BST

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