You can specify the paper orientation with this option.
Settings
Image Orientation
Landscape (Long Edge Feed)
Portrait (Short Edge Feed)
Default: Image Orientation
Operations
Select short edge feed if the image is vertical oriented, select long edge feed if the image is horizontal oriented to prioritize them.
Long edge feed tray is prioritized.
Short edge feed tray is prioritized.
Conditions
If "Off" is specified in "U.Auto Paper Select" on the RTIFF Menu and "autopaper" printing option is not specified, this setting is ignored.
If "tray" or "paper" printing option is specified and "autopaper" printing option is not specified, this setting is ignored.
If "speedpriority", "lefpriority", or "sefpriority" value is specified in "autopaper" printing option, this setting is ignored.