Nortel Networks 553-3001-211 manual Symptoms and actions

Page 410 of 894 NT6D80 MSDL card

Symptoms and actions

Explained here are some of the symptoms, diagnoses, and actions required to resolve MSDL card problems. Contact your Nortel Networks 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.

Symptom: The LED on the MSDL card is steadily lit.

Diagnosis: The MSDL card is disabled or faulty.

Action: Refer to “Manually isolating and correcting faults” on page 407.

or

Diagnosis: Peripheral software download failed because of MSDL card or system disk failure.

Action: If only one MSDL card has its LED lit, replace it.

Symptom: Autorecovery is activated every 30 seconds to enable the MSDL. MSDL300 messages appear on the console or TTY.

Diagnosis: The MSDL card has been system disabled because of an incorrect address.

Action: Verify the switch settings.

or

Diagnosis: The MSDL card has been system disabled because of peripheral software or configuration errors.

Action: Refer to “System disabled actions” on page 411.

553-3001-211 Standard 2.00 September 2004