IBM Portable PC and a scsi drive (john Ball)
ballsandy at msn.com
Sun Apr 8 07:47:06 CDT 2007
>There are two unpopulated sockets on my two T130Bs. One is a 20-pin DIP,
>which I suspect is probably something like an LS374 and the other is the
>boot ROM. For yucks, I'd love a snapshot of the ROM and affirmation of
>what the other upopulated socket is. In return, I could verify that your
The URL below links to a photograph
>Do you know it's a) working and b) low-level formatted to 512 bytes/sector?
A) yes B) no
>I suspect DOS might just query the fact that there's a drive there, without
any knowledge of whether it'd be capable of reading/writing data.
>I assume the ROM on the SCSI board is taking over control of the system
>boot - and probably has no knowledge that BASIC is actually lurking in the
>host system's ROM. If you get to the point of being able to boot DOS from a
>SCSI disk, I bet there's a way to hop into the system's on-board BASIC via
>the DOS debug program...
Well I gurss I have no choice but to get to basic through DOS. It means
lugging an extra disk but I'll do anything to get the onboard BASIC.
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