User manual

Adit 600 - Release 10.1.1 47
Quick Start
Service Card LEDs
Quad DS1/E1 and Quad T1 Cards
Each channel on the Quad T1/E1 cards have two LEDs. The description
of the top LED is shown below, the bottom LED is not used with this
application.
State Description
Off Off line
Green Normal
Red Loss of Signal (LOS)
Yellow Bipolar Violation (BPV)
Flashing Green Loopback active
Flashing Yellow Yellow Alarm (Remote Alarm Indication)
Flashing Red (Slow) Loss of Frame (LOF) or Alarm Indication Signal (AIS)
Flashing Red (Fast) Self-test Failure