Polycom RMX DOC2548A - Manual (Page 59)

Polycom RMX 4000 Hardware Guide
2-17
Replacing the RTM LAN
The RTM LAN card on the rear of the RMX 4000 provides connectivity to
all the MCU modules. Use the following procedure to replace the RTM
LAN card:
1
Ensure that the power switch/circuit switch on the RMX 4000 is
turned OFF (O).
2 Remove the cables connected to the card.
3 Unscrew the captive screws on the rear panel of the RMX 4000 that
secure the RTM LAN card.
4 Use the metal ejector levers to pull the RTM LAN card out of its slot
in the backplane.
5 Carefully slide the RTM LAN card out through the rear panel.
6 On the card to be installed, move the ejector levers to their fully open
position.
7 Slide in the replacement RTM LAN card.
8 Push the RTM LAN card firmly into the backplane, making sure it is
properly seated in its slots.
9 Ensure that the metal ejector levers are fully retracted into their
housings.
10 Tighten the captive screws on the rear panel of the RMX 4000 that
secure the RTM LAN card.
11 Reconnect the cables.
12 Turn ON the RMX 4000.