Ricoh Beluga-C1 Training page 19

This option can be attached at the front or the rear.
If installed at the front, it is used as a copy stacker.
If used at the rear, it can be installed as an original stacker or a
copy stacker.
This option cannot be used at the rear when either of the
following are installed:
Slide 19
No additional notes.
Multi-stacker
Front: Copy Stacker
Original Exit Tray Type G (B341)
Rear Copy Stacker Type 7140 (D438).
Rear: Original Stacker
19
Beluga-C1/C1.5 Training