HP 3535 - Manual (Page 178)

4 – 4 0 Xerox DocuColor 3535 Printer/Copier
Rotation Direction Set the default for Rotation Direction when Always On or On
during Auto is selected in Image Rotation on the
Scan Options
screen.
Enter the setting on the Numeric Keypad using the numbers listed
in the following table. The default is 1, Portrait Original - Left Edge.
NOTE: When the machine is equipped with a Finisher, the default
will be 0, Auto.
Setting Description
0 Auto (can be selected only when the
machine is equipped with Finisher)
1 Portrait Original - Left Edge
2 Portrait Original - Right Edge