Backup Device setup

I am a novice and have setup a backup device for the
database and one for logs. When I attempt a backup I
recevie a device error. Status = 112. The error log
gives me no definitive reason for the error. CAn anyone
help?Run below from a DOS prompt to get explanation for OS error 112:
NET HELPMSG 112
--
Tibor Karaszi, SQL Server MVP
Archive at:
http://groups.google.com/groups?oi=djq&as_ugroup=microsoft.public.sqlserver
<cneeley@.co.pierce.wi.us> wrote in message
news:09e301c3bf57$e2c38430$3101280a@.phx.gbl...
> I am a novice and have setup a backup device for the
> database and one for logs. When I attempt a backup I
> recevie a device error. Status = 112. The error log
> gives me no definitive reason for the error. CAn anyone
> help?