Internal/External S; Ports; U Pn Ports - Aastra OpenCom 100 Series Mounting And Commissioning User Manual

Internal/External S

All S ports can be operated externally, i.e. on an ISDN network termination unit. The
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S 2 port of an OpenCom 130 and an OpenCom 131 can also be connected internally.
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S ports on interface cards (available for an OpenCom 130 and OpenCom 150) can
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also be switched external/internal. It is not possible to use both assignments simulta-
neously.
Up to eight devices per bus (ISDN telephones, ISDN fax machines, ISDN base stations,
ISDN cordless telephones, ISDN adapters for the PC among others) can be connected
to the internal S ports by twin-pair cables. The power for three of these devices can
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be supplied by the bus; if more devices are used, they then require their own power
supplies. The internal S
tocol (Euro-ISDN).
U

Ports

pn
A system terminal can be connected to every U
The Aastra 6771 / 6773 / 6775 (OpenPhone 71 / 73 / 75) and the OpenPhone 61 / 63 /
65 are cord-bound system terminals. The OpenPhones 63 and 65 can be cascaded on
a U adapter so that you can operate two OpenPhones on one U
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details, refer to the "OpenPhone 61, 63, 65" user guide).
The RFP 22 / 24 base station is required for the use of cordless system telephones (e.g.
OpenPhone 2x, Aastra 142d or Aastra 610d / 620d /630d).
Note
You can only operate DECT base stations on the ports of U
cards are available for an OpenCom 130 and an OpenCom 150.
If this base station is connected to a U
calls are possible with the handsets. If the base station is connected to two U
eight simultaneous calls are possible. However, note that only as many external con-
nections are possible as there are externally connected B-channels available.
If you use a cordless handset such as the Aastra 610d / 620d /630d, this can also be
contacted by other base stations using the GAP/CAP standard.
Ports
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buses enable point-to-multi-point calls as per the DSS1 pro-
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port of an interface card, four simultaneous
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port by a twin-wire cable.
pn
pn
interface cards. These
pn
Installation
port (for further
ports,
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