4. Monitoring4-4 August 2005 8900-A2-GB20-50Front Panel LEDs (Model 8968)The following table describes the meaning and states of the LEDs on the frontpanel of the Model 8968 line card. The card has 24 LEDs to show the state of DSLports. Depending on the setting of the switch on the face of the card, the LEDsreflect the state of ports 1–24 or 25–48.Type LED LED is . . . ** Pulsing: LED turns off momentarily once per second.Slow Blinking: LED turns on momentarily once per second.Fast Blinking: LED turns off and on in equal duration 4 times per second.Indicating . . .SYSTEM OK Green, OnOffGreen,PulsingGreen,Fast BlinkingCard failure. System processingfunctions have stopped.No power to card.Card functioning normally.Firmware download needed.Alrm Amber, OnOffAlarm is present on the card. ATMinterface is not being detected.Normal operation, no alarms.Test Amber, OnOffAmber,Fast BlinkingTest in progress.Normal operation, no tests.Self-test is in progress.DSL PORT 1/25–24/48 Green, OnOffGreen,Slow BlinkingGreen,Fast BlinkingGood signal, unit is trained.Port is disabled.Port is in test, or is down.Port is training.)*+/0 " -.,85285