Polycom RMX DOC2557C - Manual (Page 33)

Polycom RMX 1500 Hardware Guide
2-5
Replacing the RTM ISDN 1500
1 Ensure that the power switch on the RMX 1500 is turned OFF (O).
2 Remove the PRI cables.
3 Loosen the captive screws that fasten the card to the MCU.
4 Remove the RTM ISDN card and pull the RTM ISDN card out of its
slot in the backplane.
5 Carefully slide the RTM ISDN card out through the rear panel.
6 Slide in the replacement RTM ISDN card into it’s slot.
7 Tighten the captive screws on each side of the rear panel of the card,
securing the RTM ISDN card to RMX.
8 Connect the PRI cables.
9 Turn ON the RMX 1500.