Details
D454/D615 116 SM
FM1 Z-Folding
In Fold Method 1 (FM1):
The leading edge of the paper feeds into the nip of fold rollers { and |.
The paper is stopped by Fold Stopper 2. The paper flexes toward the nip of fold rollers
| and } which performs the first fold.
Next, the paper is stopped by Fold Stopper 3. The paper flexes toward the nip of fold
rollers ~ and which performs the second fold and feeds the paper into the exit path.
Fold Stopper 1 is not used.