Symptoms And Actions - Nortel Circuit Card Installation Manual

Page 422 of 906

Symptoms and actions

553-3001-211 Standard 3.00
NT6D80 MSDL card
Explained here are some of the symptoms, diagnoses, and actions required to
resolve MSDL card problems. Contact your Nortel representative for further
assistance.
These explain the causes of problems and the actions needed to return the card
to an enabled state following installation or operational problems.
The LED on the MSDL card is steadily lit.
Symptom:
The MSDL card is disabled or faulty.
Diagnosis:
Refer to "Manually isolating and correcting faults" on
Action:
or
Peripheral software download failed because of MSDL card
Diagnosis:
or system disk failure.
If only one MSDL card has its LED lit, replace it.
Action:
Autorecovery is activated every 30 seconds to enable the MSDL.
Symptom:
MSDL300 messages appear on the console or TTY.
The MSDL card has been system disabled because of an
Diagnosis:
incorrect address.
Verify the switch settings.
Action:
or
The MSDL card has been system disabled because of
Diagnosis:
peripheral software or configuration errors.
Refer to "System disabled actions" on
Action:
August 2005
page
page 423.
419.