Dell 2135cn Service Manual page 699

Chapter 3 Removal and Replacement Procedures (RRPs)
3) Secure the DRIVE ASSY MAIN to the
printer with the one screw (silver, M4,
6mm) and the five screws (silver, tap,
8mm).
Note: When carrying out the work
described next procedure, ensure that
the flat face of the PIVOT TRANS L is
oriented to the direction shown in the
right.
4) Mate the tab of the STOPPER PIVOT
with the notch of the DRIVE ASSY MAIN,
attach the STOPPER PIVOT to the PIVOT
TRANS L.
3 - 197
Version 
2008.02.01