Here is a short summary of the touch-panel buttons.
1  | Opens all SP groups and sublevels.  | 
2  | Closes all open groups and sublevels and restores the initial SP mode display.  | 
3  | Opens the copy window (copy mode) so you can make test copies. Press SP Mode (highlighted) in the copy window to return to the SP mode screen,  | 
4  | Enter the SP code directly with the number keys if you know the SP number. Then press   | 
5  | Press two times to leave the SP mode and return to the copy window to resume normal operation.  | 
6  | Press any Class 1 number to open a list of Class 2 SP modes.  | 
7  | Press to scroll the show to the previous or next group.  | 
8  | Press to scroll to the previous or next display in segments the size of the screen display (page).  | 
9  | Press to scroll the show the previous or next line (line by line).  | 
10  | Press to move the highlight on the left to the previous or next selection in the list.  |