Can you send the /tmp/printout file to yor printer unfiltered:
lpr -P Brother_MFC-8860DN -oraw /tmp/printout
Do you get a correct printout or a blank page?
Can you send the /tmp/printout file to yor printer unfiltered:
lpr -P Brother_MFC-8860DN -oraw /tmp/printout
Do you get a correct printout or a blank page?