I have a photocopier canon Ir advance 8085, I went into service mode by mistake I clicked copier> function> clear> dc-con and r-con to those 2 functions, and after that I was unconfigured the automatic detection of paper in the glass, Now I read the paper of the largest size or the last drawer, my drawers are like this, 1 and 2 are ltr, the 3rd. legal, the last 4th. 11x17 and when I put 1 copy on the glass I read the paper 11x17 the last drawer ... thanks!