Paradyne HOTWIRE
8610 DSLAM, Руководство по установке

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8610-A2-GN20-10 April 2001
4-1
4
Troubleshooting
Troubleshooting Table
Table 4-1. Troubleshooting (1 of 2)
Symptom Possible Cause Solutions
Either the PWR A
or PWR B LEDs,
or both, are OFF. Failure in a single chassis
within a stack.
No power.
1. To clear the power alarm, remove
the power from the chassis and
disconnect the powered-off chassis
from the management daisy chain
(bypassing the failed chassis).
2. Using a voltmeter, check for power
at the terminal connections.
– If there is power, call your sales
representative for service.
– If there is no power at the
terminal, call the appropriate
electrician.
Fan Alarm LED is
ON Fan failure. Go to the stack to see which chassis is
reporting the fan alarm. To clear the
fan alarm, contact your service
technician to replace the Hotwire 8610
DSLAM chassis.
System Alarm
LED is ON (on a
DSL card) SYSTEM ALM LED is ON
and DSL card is inoperative
in Slot
n.
1. Choose Card Selection from the
Main Menu to display the status of
each DSL card.
2. If a major alarm is indicated, reset
the MCP card (A-A-F). Then, reset
the DSL card (A-A-E).
3. Remove and reinstall the card.
4.
I
f unable to clear by resetting the
card, replace the card.