HP Color LaserJet CM4730 Multifunction Printer series - Manual (Page 269)

Clear jams in the output accessory bridge
If a 3-bin mailbox or a stapler/stacker is installed on the MFP, complete the following procedure to clear
a jam in the output accessory bridge.
1. Open the cover to the output accessory bridge.
2. Push down on the green lever, remove any media inside the output accessory bridge, and push
the green lever up.
3. Close the cover to the output accessory bridge.
4. If the jam still does not clear, grasp the handle on the output accessory bridge and slide the output
accessory bridge away from the MFP.
ENWW Jams 253