Xerox Phaser 6128MFP Service Manual page 483

Service Parts Disassembly
7. Remove the one screw (silver, M4, 6mm) and the five screws (silver, tap, 8mm)
that secure the Main Drive Assembly and remove the drive.
6mm
s6128mfp-217
Replacement Note
Secure the wiring harness connecting the sub motor through the back of
the hook on the Main Drive Assembly
Phaser 6128MFP Service Manual 8-59