Polycom RMX 4000 Hardware Guide
5Carefully slide the MPM+ card out through the front panel.
Installing the Replacement MPM+ Card
1On the card to be installed, move the ejector levers to their fully open position.
2Slide in the replacement MPM+ card.
3Push the MPM+ card firmly into the Backplane, making sure it is properly seated in its slot.
4Ensure that the metal ejector levers are fully retracted into their housings.
5Tighten the captive screws on the front panel of the RMX that secure the MPM+ card to the chassis.