Allied Telesis OmniConnect ISDN User Manual
Page 13
OmniConnect / ISDN
User’s Manual
Page 7
Part number 613-10787-00
2.4.1. Power (green)
When ON, the OmniConnect/ISDN is connected to the 12V DC power source.
OmniConnect/ISDN is powered when it is plugged in, there is no power switch.
2.4.2. Collision (amber)
When FLASHING, the OmniConnect/ISDN is experiencing collisions on the LAN segment to
which it is attached. It is normal for this indicator to flash on occasion.
2.4.3. Link (green)
This LED provides information about the state of the Ethernet 10Base-T connection. There
are four LEDs, one for each of the ports (1-4).
LED State
Condition
OFF
The port is not connected to an active 10Base-T repeater or adapter
FLASHING
The port is receiving data on the associated port
ON
The port is connected to an active 10Base-T repeater or adapter and the link
active
2.4.4. B1 channel (green)
This LED provides information about the state of the ISDN connection. There is a single LED
for each of the B1, B2 and D channels.
LED State
Condition
OFF
The B1 channel is not active
FLASHING
The port is receiving and transmitting data on the B1 channel
ON
The port is connected to an ISDN switch
2.4.5. B2 channel (green)
This LED provides information about the state of the ISDN connection. There is a single LED
for each of the B1, B2 and D channels.
LED State
Condition
OFF
The B2 channel is not active
FLASHING
The port is receiving and transmitting data on the B2 channel
ON
The port is connected to an ISDN switch
2.4.6. D channel (green)
This LED provides information about the state of the ISDN connection. There is a single LED
for each of the B1, B2 and D channels.
LED State
Condition
OFF
The D channel is not active
FLASHING
The port is connecting to an ISDN switch and the Terminal Endpoint
Identifier is being assigned.
ON
The port is connected to an ISDN switch