2. What does lpstat -t show when run by root or a user?
RAID-Server:/etc# lpstat -t
scheduler is running
system default destination: DESKJET_940C
device for DESKJET_940C: usb://HP/DESKJET%20940C?serial=MX22C6D0Q3BH
device for PhotoSmartPrinter: socket://192.168.0.32:9100
DESKJET_940C accepting requests since Sun 07 Jun 2009 07:39:32 AM CDT
PhotoSmartPrinter accepting requests since Sat 30 May 2009 10:01:32 PM CDT
printer DESKJET_940C now printing DESKJET_940C-0. enabled since Sun 07 Jun
2009 07:39:32 AM CDT
printer PhotoSmartPrinter is idle. enabled since Sat 30 May 2009 10:01:32
PM CDT
DESKJET_940C-13 root 18432 Sat 30 May 2009 10:15:55 PM
CDT
DESKJET_940C-14 root 18432 Sat 30 May 2009 10:31:54 PM
CDT
DESKJET_940C-15 root 18432 Sat 30 May 2009 10:33:48 PM
CDT
RAID-Server:/etc#
It should show what printer is 'seen' by cups.
It looks like it is there. When I pull or replace the USB cable, the status
changes accordingly.