HP Color LaserJet 8550 Multifunction Printer series - Manual (Page 158)

158 Chapter 4 Special image adjustments
EN
Do not use Image Separation with the following modes:
! Two-sided
! Two-page Separation
! Image Combination
When dividing originals, use the following guidelines:
! The enlargement ratio is automatically set to match the selected
copy media size.
! You can use 1 to 2 and 2 " 1 sided and 1 to 4 and 2 " 1 sided
only when the optional ADF is attached.
! You can place Executive-, A5-, A4-, or Letter-size originals
horizontally or vertically when using 1 to 2 and 1 to 2 / 2
"
1
sided. When placed vertically, each page is divided into upper
and lower sections.
! When either 1 to 2 or 1 to 2 / 2
"
1 sided is selected, copies are
made vertically or horizontally depending on the orientation of
your original.