Eicon Networks C2x Family - Manual (Page 15)

LED Functionality 15
LED Functionality
Note The Eiconcard C20 only has the V.24 port, the Eiconcard C21
has both the ISDN BRI port and V.24 port..
ISDN (Eiconcard C21 only)
D-channel Status
The D-channel controls the link to your
ISDN service provider.
Off .......... The line is not active. The cable
may not be connected.
Blinking .. The line is active, but a link can’t
be established. This may be a
symptom of incorrect
configuration.
Steady.... The ISDN line is active and
operating normally.
ISDN (Eiconcard C21 only)
B-channel Status
The B-channels are used for the link to the
remote ISDN device.
Off .......... There is no connection.
Blinking .. Attempting to connect to the
remote device.
Steady ... The connection is active and able
to transmit data.
Configuration Status
This status light illuminates during
configuration to indicate which card is being
configured. This is most useful when more
than one Eiconcard is installed in the PC.
Consult the documentation provided with
the configuration software for information
about this status light.