With paper (letter size) loaded on the multi-purpose tray, print jobs sent to the printer will feed from the paper drawer instead of the multi-purpose tray. I have had this printer for 2 months and only needed to use the multi-purpose tray once prev...
I found this earlier post (below in quotes), which solved the problem. Because both the multi-purpose tray and paper drawer had the same size paper loaded AND the paper source was set to Auto on my computer (in the Printer Properties dialog window),...