Planning and installation
56
Details on the connectors and ports of the telephone
system
Connector/port function
Details
Port for external line
1
Western jack for external line 1
Plug in the western connector from the
cable for external line 1.
Port for external line
2
Western jack for external line 2
Plug in the western connector from the
cable for external line 2.
Multi-pin connector for installing
optional door module TSM1
Audio jack
for ext. music
on hold
Reset button
USB port
Western jacks to
connect terminal
units with RJ11
plugs directly.
To be used for
extensions 21
through 24
TAE jacks to con-
nect terminal units
with TAE plugs
directly. To be
used for exten-
sions 21- 24
(Germany only)
8 pairs of screw-
ing terminals for
connecting ex-
tensions 21- 28
Jack ext.
line 1
Jack ext.
line 2