![background image](http://html.mh-extra.com/html/canon/perfect-binder-b1/perfect-binder-b1_troubleshooting-manual_58071148.webp)
[CAUTION]: To mount the buffer drive unit, fit the 2 bosses to the boss holes and the positioning pin to the positioning hole.
2-3) Remove the Waste paper buffer unit.
2-3-1) Remove the 2 screws fixing the Waste paper buffer unit.
2-3-2) Remove the fixing plate in the Trimming Assembly.
- Screw x2
146