Lexmark MS911 Service Manual page 670

At the booklet maker, the motor (booklet maker transport) drives the transport roller to feed the paper to the decurl
guide. The motor (booklet maker decurl) controls the decurl guide. The guide moves back and forth to straighten the
paper and prevent jams.
# Part
1 Sensor (SHPF booklet gate)
2 SHPF booklet maker pre‑feed roller
3 SHPF compiler feed roller
# Part
1 Booklet maker transport roller
2 Booklet maker decurl guide
Appendix C: Theory of operation
670
4021, 7421