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14 FCT ACCESSORIES
The F200 series terminals benefit from a wide range of
accessories, which ensure the best and easiest way to install,
serve and maintain the terminals, enhancing their
functionalities.
Only these approved-by-Ericsson accessories will guarantee
the quality and performance of the terminals.
14.1 ISDN ADAPTER FI12
The FI12 Adapter has been specifically designed to provide a
direct interface between the analog port of the FCT (F250m,
F251m, F2412m and F271m) and a PBX with basic access
(BA), 2B+D ISDN trunk lines.
The FI12 Adapter behaves in the same way as an ISDN
Network Termination in a point-to-point configuration and
provides two analog speech channels, each of which is linked
to an FCT via the analog trunk.
FI12 Specifications:
• Protocol layers: ISDN-BA S/T Europe DSS1 interface via
RJ45 socket according to protocol layers 1, 2 and 3.
• S/T interface: only works in point-to-point configuration
(FI12-PBX)
• S/T interface feeding voltage: not provided by the adapter
• Speech calls: 2 simultaneous speech calls availability
• FI12 interfaces: 2 analog ports for FCT connection //
1RJ45 connector for PBX connection // 1RS232 port for
configuration and maintenance purposes // 7.5 VDC, EIAJ
Standard rc-5320 CLASS 4 power connector
• Reset button
• One red LED indicating AC power
• Two green LEDs indicating calls in progress and the
channel in use
• Environmental range: -10ºC to +55ºC; RH 85% at +50ºC
FI12 features:
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