Xerox WorkCentre Pro 90 Quick Reference Manual page 59

The Annotation feature is designed for documents with a portrait layout, as shown
below.
It is important to understand that the orientation of your original document in the
Document Feeder or on the Document Glass will determine the position of the
printed annotation information, as shown below.
X C C C65/C75/C90 W C P 65/75/90 Q R G P 3-23
EROX OPY ENTRE ORK ENTRE RO UICK EFERENCE UIDE AGE