DIVA T/A ISDN Modem User’s Guide 107
D LED
LED Indicator
Description
Off
•The ISDN physical interface is not activated. The
LINK LED might provide additional status
information.
Flashing •The ISDN physical interface is activated and
initializing. Continuous flashing indicates an
error in the initialization process. No data
transmission is possible.
•In the case of continuous flashing, AT status
commands can be used to identify the problem.
Note: Check your SPID. Most often, problems result
from incorrectly entered SPIDs.
Steady •The ISDN physical interface is initialized and
ready to place calls.
LED Indicator
Description
Off
•The ISDN physical interface is not synchronized,
or is improperly connected. In Europe, however,
this indicates an idle condition.
Flashing •The ISDN physical interface is synchronizing.
Steady •The ISDN physical interface is activated. The D,
B1, and B2 LEDs might provide additional status
information.