adf

Brother MFC-J5845DW copies/scans from flatbed only; will not use the automatic document feeder (ADF) although there is no problem getting the ADF to feed in maintenance mode. Seems like it might be a firmware issue. Brother product support is completely unhelpful. Suggestions?

Hardware: HP Elitebook 6930p, 1x 2gb RAM, 160gb HDD recently wiped, no OS. I have a couple, and have seen several laptops come through my work with this "Condition" and I have no idea what it is, as Google hasn't given me a direct answer... The laptop boots. Pauses, then the Caps Lock and Num...