Epson 1200 series User Manual page 77

Document Source
When using the document table of the scanner, leave the
Document Source set to Flatbed . Other selections are available
depending on what is installed. These are Auto Document
Feeder (the optional Automatic Document Feeder), and TPU for
Neg. Film or TPU for Pos. Film (for the Film Adapter optional with
Perfection 1200S and Perfection 1200U, and included with
Perfection 1200PHOTO).
Note:
Uninstalled options are not displayed.
Flatbed:
Select this setting to use the document table of the scanner.
Auto Document Feeder:
Select this setting to use the optional Automatic Document
Feeder.
TPU for Neg. Film, TPU for Pos. Film:
Select one of these settings when using the Film Adapter. If
you are scanning negative film, select TPU for Neg. Film, and
if you are scanning positive film (or slides), select the TPU for
Pos. Film setting.
Using Your Scanner
4
4-11