Nortel Networks CTA 500dm - Manual (Page 71)

P0873832 Issue 05 CTA 500 dm On Line Guide
Troubleshooting
Power problem?
There is no power to the CTA 500 dm.
¥ Make sure that the power adapter is securely plugged into the
CTA 500dm.
¥ Make sure that the power adapter is plugged into a live outlet.
There is power but the CTA 500 dm cannot establish a link.
¥ Make sure that the TCM cable is connected.
¥ Check that the LED is on. See ÒCTA 500dm LEDÓ on page 82
for more information.
¥ Perform a device restart.
LED problem?
The LED is flashing quickly on power-up.
¥
The CTA 500dm has lost its software and is waiting for a Þle
transfer of new software. See
ÒConÞgurationÓ on page 11 for
instructions on reloading the CTA 500dm software. The
software Þle is on the CTA 500dm installation disk.
The LED is flashing slowly and the Dial Command always
returns ERROR.
¥
The CTA 500dm has lost its connection with the ICS. Check the
connection from the CTA 500dm to the ICS.
¥ Check that the ICS is working.