Switching Terminators - Auerswald COMmander Basic.2 Installation And Commissioning Instructions

in the case of a power failure. This telephone remains
operational on the external S
for external calls. It receives its emergency power
directly from the central office.
Fig. 6: Jumper setting on the COMmander 4S
module (rev. 2)
S external
0
Caution: Electrostatic charges can destroy sensitive
components.
Only a skilled electrician may open the casing and
perform installation work within an open casing.
Divert electrostatic charges from yourself before
touching the circuit boards with your hands or any
tools. To do this, touch a metal object, preferably
earthed, e. g. the earthing terminal of the PBX or
a computer housing.
Requirements
– Previous system planning
– The following is a list of uses for the port in question
(for enabling the terminators):
The PBX port in question is located at the
beginning/end of a series of devices, for example,
when laying an internal S
The PBX port in question is only connected to one
device, for example, in a direct connection to an
NTBA with a PBX connection.
– The following is a list of uses for the port in question
(for disabling the terminators):
The PBX port in question is located in the middle
of a series of devices, for example, when laying an
internal S bus in two directions.
0
The PBX port in question is connected to an
existing socket, for example, to an NTBA with an
external S bus with terminators in the last socket.
0
Steps to Take
1.
Switch on: Push both buttons on the DIP switch to be
switched to the "on" position. See
Switching off: Push both buttons on the DIP switch to
be switched to the "off" position. See
port and can be used
0
0
S internal
0

Switching Terminators

bus in one direction.
0
Fig. 8.
Fig. 8.
Preparation (Modules)
Fig. 7: Jumper setting on the COMmander 4S
module (rev. 3) and COMmander 8S
S external
0
Fig. 8: Switch setting on the S
Enabled
0
module
0
S internal
0
module
0
Disabled
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