Installation and Commissioning
Analogue End Devices
Installing Cables and Wall Sockets at the Internal a/b Port
The figure in the following shows the position of the TAE sockets under the cover
panel, as well as the connection set up to an analogue telephone.
Installing Cables and Wall Sockets at the Internal a/b Port
Warning: Power surges, which can occur during electrical storms, can
cause life-threatening electric shocks or damage/destroy the PBX.
• Lay all the cables inside the building.
• Do not use the a/b ports to connect remote extensions.
Warning: Touching voltage-carrying conductors or telephone connections
may cause a life-threatening electric shock.
• During operation, hazardous voltages (ringer voltages) are present at the
Requirements:
– Cover panel is removed
– Keeping the maximal distance/line length between the devices depending of the cable used
(with a pair diameter of 0.6 mm: approximately 790 m )
– Per a/b port, one wire pair of an installation cable (e. g. J-Y(St)Y 2x2x0,6)
60
internal a/b ports. For this reason, make sure that there is sufficient
insulation when you are laying cables for analogue end devices.
COMpact 3000 analog/ISDN/VoIP - Firmware V4.0 - Operating Manual V06 12/2020