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18
Description of the COMmander 4S
Select internal/external S
Please pay attention to the following issues when deciding which S
port should be an internal or external one:
Even
after
the
extension
COMmander Basic may have a maximum of 4 external S
If you like to connect the COMmander Basic to NTs without wiring
efforts simply via a western plug cable, you must select the S
1 and 3 as external S
ports (default factory settings). These allow
0
the direct connection via a western modular plug.
The S
ports can individually be switched over from internal to the exter-
0
nal by re-plugging the small jumper circuit boards on the connector
strips.
Please pay attention to the labelling on the COMmander 4S
and the white marks on the small jumper circuit boards and adjust them
correspondingly (compare
Pic. 10
Module
0
Port
0
with
several
modules
ports.
0
0
module
0
and
Pic.
11).
Pic. 10: S
port,
0
external
Pic. 11: S
port,
0
internal
Configure internal/external S
of an ISDN Emergency Telephone
0
The COMmander Autoswitch (Auerswald accessory) in combination
with a COMmander 4S
the
usage with an ISDN emergency telephone in case of a power failure. If
this additional plug is connected to a COMmander 4S
emergency ISDN telephone (e.g. the COMfort 1000 or the smar-tel-i by
ports
Auerswald) is switched from the internal S
S
port in case of a power failure. This telephone remains ready for
0
operation by switching over to the external S
phone externally. It gets its emergency supply directly from the public
exchange.
In order to configure the S
jumper circuit boards from the connector strips of two neighbouring S
ports (S
port 1 and 2 or S
0
COMmander Autoswitch on these connector strips instead (see
Pic.
12). So you get an internal and an external S
In order to set the emergency unit correspondingly, activate the emer-
gency mode authorization in a compatible ISDN telephone.
S
int e rn
Pic. 12: COMmander Autoswitch
Enter an internal subscriber telephone number of the COMmander
Basic as 1st MSN into the telephone
Devices on page
external telephone numbers can be entered. It can be called in case of
a power failure. For this reason please use the external telephone num-
bers of the ISDN connection where the telephone is connected to in
case of a power failure. How to make these settings is described in the
manual of your telephone.
Connect the so prepared ISDN telephone to the internal S
is no power failure, this telephone is operated on the internal S
the COMmander Basic like the other units that are connected there.
If not only a single telephone has to continue its operation in
case of a power failure but a big portion of the PBX, you are
in need of an uninterruptable power supply, e.g. the USV-300/
-500 Sinus (Auerswald accessory).
If the external S
port operates as PTP connection, the telephone used
0
as an emergency telephone must be suitable for the operation on a PTP
connection and be switched over automatically to this operation mode
(the smar-tel-i by Auerswald needs the smar-tel-i operation better than
version 1.43).
On one internal S
ated. On all the other suitable devices this function must be switched off
by all means.
In a fully extended condition the COMmander Basic can take a maxi-
mum of 4 COMmander Autoswitch because of the limitation to a maxi-
mum of 4 external S
Port for the Operation
0
module extends the COMmander Basic for the
0
port directly to the external
0
port and is able to tele-
0
ports correspondingly, remove the small
0
port 3 and 4) and put the
0
Autoswitch
S
0
0
zur Klemmleiste
ext e rn
(chapter Configuration of ISDN
39). If the telephone allows further entries of MSNs,
port only one emergency telephone may be oper-
0
ports.
0
module, an
0
0
port.
0
port. If there
0
port of
0
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