Xerox Phaser 3100MFP Service Manual page 64

Repairs and Adjustments
2. Unscrew the two top mounting screws on the back cover (C and D), Figure 2.
Figure 2
3. Pull the back cover and remove it.
Replacement
1. Replacement is the reverse of the removal procedure.
4-36 04/08 Phaser 3100 MFP