Oce TDS600 User Manual page 100

Press the 'Original type' function button to select 'Printed matter' when you
want to copy an original that is already a print itself, containing raster
information.
Press the 'Original type' function button to select 'Dark orig' when the
original has an extremely dark background (i.e. low contrast).
Make other settings as required.
2
Feed the original.
3
100 Océ TDS600 Multifunctional Digital System User Manual