Xerox Phaser 3100MFP Service Manual page 54

Repairs and Adjustments
Paper Deflector
3. Turn the ADF assembly upside down.
4. Unclip the paper deflector and remove it.
Registration Roller
5. Turn the assembly upside down.
6. Turn each roller bearing of the registration roller, Figure 2.
Figure 2
7. Remove the E-clip, bearing, gear then the registration roller.
4-26 04/08 Phaser 3100 MFP