you place a reflective original, such as a photograph, directly on the scanner's glass plate. the arcus 1200 has an adjustable tpu: when you scan a thick original (like a book or a magazine) on the reflective glass plate, the tpu adjusts automatically to the thickness of the original. if necessary, you can remove the tpu completely.
1 open the tpu of the scanner.
make sure the glass plate is inserted, otherwise the tpu is locked.
2 place the original face down on the glass plate with the top side against the front ruler.

optical performance of a ccd scanner is always best near the middle of the scan area. however, the specified scan quality is guaranteed for the entire scan area.
3 close the tpu of the scanner.
1.the removable tpu makes it possible to scan from books and magazines. when you put a thick original on the reflective glass plate, the tpu adjusts automatically to the thickness of the original.
2.if necessary, you can remove the tpu completely by lifting it. before removing the tpu you have to disconnect the tpu cable. after replacing the tpu, do not forget to reconnect the tpu cable.