I've just gotta know why

[Net Llama!]

On Wed, 5 Jun 2002, Tom Condon wrote:
>
> I got my scanner to work.  It required some patience, but not much else.
> The SuSE 8.0 software did most of the work.  But I don't understand a
> couple of things.
>
> First, on boot up the BIOS recognized the two SCSI hard drives, the SCSI
> CD-RW and the SCSI Zip drive just fine (sca, scb, scc & scd), but it
> found 16 scanners (sg0-sg15), each with the right SCSI ID (1), but with
> LUNs 0-15.  That didn't happen on my old system (Gateway P5 120MHz with
> the same SCSI controller card in it).  But with my newer system (Abit
> VL6 MB, Celleron 600 MHz) it found all those scanners.
>
> Second, why did the SuSE software find 64 scanners?  When I type dmesg
> that is the number of them I find in the log.  Each with a unique
> identifier assigned.
>
> As long as I let all of this finding happen without cutting it short it
> was easy to select the first scanner in the list and install it.
>
> But I'd like to know *why*!

Normally, when you see the same device multiple times, its a termination
problem (which could be as simple as reseating the cable, or as bad as
faulty HW), or you have two devices using the same ID.

-- 
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Lonni J Friedman				netllama at linux-sxs.org
Linux Step-by-step & TyGeMo		     http://netllama.ipfox.com