Troubleshooting; Troubleshooting Table - Paradyne 8820 Installation Manual

Troubleshooting

Troubleshooting Table

8820-A2-GN20-80
Symptom
FAN Alarm is ON
POWER A or POWER B
LEDs are off
SYSTEM ALM LED is ON
and line card is inoperative
in Slot n
November 2004
Solutions
CAUTION: This is a serious alarm and requires immediate
attention.
1. Remove power.
2. Remove the fan tray from the chassis.
3. Inspect the fan tray, and replace if necessary.
4. Contact your service representative for assistance.
Using a voltmeter, check for power at the terminal
connections.
If there is power, call your sales representative for
service to the 8820 BAC.
If there is no power at the terminal, call an appropriate
electrician.
For an SCP-card-based chassis:
1. Using the Status - Alarms screen of the web interface,
determine what alarms have been reported against the
line card.
2. If a major alarm is indicated, check the Ethernet
connections on the SCP card and DSL port card. Make
sure they are plugged in.
3. Remove and reinstall the card.
For an MCP-based chassis:
1. Using the asynchronous terminal interface, choose Card
Selection from the Main Menu to display the status of
each line card.
2. If a major alarm is indicated, check the Ethernet
connections on the MCP card and DSL port card. Make
sure they are plugged in.
3. Use software to reset the line card (A-A-E).
4. Remove and reinstall the card.
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