HP Designjet T1200 Printer series - Manual (Page 44)

8. Rest the blue end of the spindle on the right side roll holder.
9. With both hands, push the spindle into both roll holders at the same time.
10. If the edge of the roll is not straight or torn (sometimes due to tape used to hold end of the roll),
pull the paper slightly and cut a straight edge.
36 Chapter 5 Paper handling ENWW
Paper handling