Installation and Commissioning
ISDN End Devices
Connecting the Cable and the Wall Sockets to the Internal U
Port
P0
• U
/S
adapter: Connect the two screw terminals on the back of the U
/S
P0
0
P0
0
adapter to the terminal clamps of the internal U
port.
P0
86
COMpact 4000 - Firmware V6.6A - Installation, Operation and Configuration V03 03/2016