Paradyne 9000 Series - Manual (Page 7)

7
Troubleshooting
Power Supply
Symptom Possible Cause Solutions
No power. The power cord is not securely
plugged into the wall receptacle or
rear housing connection. Check that the power cord is
securely attached at both ends.
The wall receptacle has no power. Check the wall receptacle power
by plugging in some equipment
that is known to be working.
Check the circuit breaker.
Power supply is not fully inserted
into the housing. Reinstall the power supply,
making sure that you gently push
it all the way into the housing.
If you are still having problems with the power supply, contact your service
representative.
Removing the Power Cord
When disconnecting a power cord from an installed power supply:
1. Disconnect the power cord plug from the ac outlet first.
2. Disconnect the power cord from the rear of the power supply.
Power Failure Recovery
In cases of loss and restoration of nominal voltage conditions, this product
automatically restores to service without manual intervention.
Copyright E 1998 Paradyne Corporation