|Hi Richard, is it possible the cmos battery has failed and the bios hdd parameters etc. reset to factory defaults, such that it no longer recognises the hard disc?|
If so, leave pluigged in for an hour or so and the battery may accept a charge.
Maybe the bios can be accessed to reset the hdd params, without a setup floppy disc.
Alternatively maybe google can help. e.g.:-
Please advise back on progress.
Good Luck - Keep us posted.