Tale of a Black Dog
Difficulties in Paper Training

Russell Pavlicek
Thursday, December 8, 2005 10:07:28 AM
On the LWCE show floor, the Black Dog representative showed how the device
could spring to life by simply plugging it into a Windows machine.
Masquerading as a USB CDROM, the device would offer an autostart file
which would activate a Cygnus X11 server and present a window into the
mysterious little machine. Short, sweet, and simple.
Unfortunately (at least in the context of the Black Dog), Windows machines
are in short supply around my house. And while a solution for using the
tiny beast does exist under Linux, it is not nearly as clever. A fairly
simple solution exists if you happen to be using Debian with a 2.6 kernel,
but I am using a slightly old Mandrake (not even Mandriva) laptop with a
2.4 kernel engine. After a little research on the Black Dog forum on
their website, I came up with the
following sequence for walking the Dog:
xhost +
# Insert Black Dog
mount /dev/sr/c0b0t0u0 /mnt/tmp
/mnt/tmp/linux/mps300.hotplug
/mnt/tmp/linux-i386/realm_net /mnt/tmp
But, sadly, a problem developed. Barely 15 minutes into my
experimentation, the Dog stopped barking. Upon insertion, it produced a
solid green light from its carcass and nothing else. The laptop did not
see a new device. The flashing lights on the case stopped flashing. My
new Dog was dead.
I opened a trouble ticket on the Black Dog website. After a few
suggestions from the gentleman providing support, I was notified that I
would receive a new pup in the mail. It seemed that my unit had some
defective firmware that kept it from starting up and even prevented it
from being reinitialized and reloaded.
So, after a couple weeks, I received a new Black Dog in the mail, with
instructions on how to return the defective one using a prepaid UPS call
sticker and the new shipping carton. This was a strikingly good piece of
customer service that I had not expected. I wish all warranty returns
were that easy.
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