[rescue] Wide disk on Narrow bus, reprise

[Scott Quinn]

> Next, I tried installing a 50pin (F) to 68pin (F)
> adapter in the 50 pin header on the motherboard.
> Then, running a 68pin cable between the drive's
> 68pin connector and the 68pin connector presented
> by this adapter.
>

Terminated 16-bit at one end, I assume - should be good (see below)

> Note that I had strapped the drive to "FORCE SE
> MODE" to ensure it wasn't an LVD vs. SE issue.
>

Did you also jumper it to "force narrow/8-bit transfers"? I've had  
several drives that refuse to auto-negotiate the width of the bus  
(Fujitsus seem to be a common culprit). Jumper them 8-bit and they  
start working.