Leds - Paradyne 8820 Installation Manual

6. Troubleshooting

LEDs

The following table describes the meaning and states of the LEDs on the front
panel of the BAC. For individual card LEDs, see the appropriate card Installation
Instructions.
6-2
LED LED is . . .
Power A Green
Off
Power B Green
Off
Fan System Alarm Yellow
Off
Major Alarm Yellow
Off
Minor Alarm Yellow
Off
November 2004
Indicating . . .
Normal operation for Power Source A.
Low or no voltage for Power Source A.
Normal operation for Power Source B.
Low or no voltage for Power Source B.
Fan failure or a single fan in the Fan Module is
working at less than 50% of its normal output.
Normal operation or no power.
Major alarm present on any of the cards in the
chassis.
The card with alarm conditions will also have its
Alarm LED lit.
No major alarms.
Minor alarm present on any of the cards (or Power
Alarm problem) in the chassis.
The card with alarm conditions will also have its
Alarm LED lit.
No minor alarms.
8820-A2-GN20-80