TI Professional Computer (TIPC) Service Manual?

[David Gesswein]

On Mon, May 30, 2016 at 09:39:14PM -0400, David Gesswein wrote:
> I didn't find them in the technical reference but did find a list in the
> bios listing. If I read that correctly its interrupt or timers failed.
> Should be LED ON OFF OFF.
> 
Scan of bios listing here. Will try to get the tech ref up in a couple days.
http://www.pdp8online.com/ftp/software/TI_PC/documents/