ELSA MicroLink ISDN PCI, Руководство пользователя

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Appendix
ELSA MicroLink ISDN PCI
56
Pin assignments
Status Display
Two LEDs for the monitoring of the ISDN line and connection status, ISDNmonitor . Signi-
ficance of LEDs: see following table.
Pin assignments RJ45 pin line IAE
ISDN – RJ45
1 – –
2 – –
3 T+ 2a
4 R+ 1a
5 R- 1b
6 T- 2b
7 – –
8 – –
LED Zustand Bedeutung
The green LED shows
the status of the ISDN
line and the connec-
tion to the exchange
(TEI assignment).
Off S
0
bus not active No connection to the
exchange
(no TEI assigned)
Flashing quickly
(3x per sec.)
S
0
bus active No connection to the
exchange
(no TEI assigned)
Constantly lit S
0
bus active Connection to the
exchange
(TEI assigned)
This LED remains lit continuously on most ISDN Basic Rate Interfaces.
The green LED may only light up when a connection is established
when using certain PBX systems (e.g. Siemens HICOM).
The yellow LED shows
the connection status
of the ISDN board.
Off No call, no connection
Flashing slowly
(1x per sec., 2x or 3x in
total)
Incoming call, terminal device is not
responsible or establishes connection itself
Flashing quickly
(3x per sec.)
Valid call pending, not (yet) answered
Constantly lit Connection is/being established