PDF user manual for CopperEdge 150

'6:$10RGXOH6WDWXVThe DS3 WAN module (ATM or Frame Relay) has three LED indicatorson its front panel, to the right of the Transmit BNCconnector. At power-up, all three LEDs briefly illuminate as afunctional test.RECEIVE TRANSMITMONMONMODULENEAR ENDFAR ENDD3 FRAMESYSTEMCONTROLMODULEDS3 WAN Module LEDsIf the DS3 WAN module is connected to a DS3 ATM or FrameRelay facility through a suitable access device, the green ModuleLED illuminates, and the red Near End and yellow Far EndLEDs are off.If there is a local failure, such as loss of signal or frame errorsat the CE150 or within the DS3 module, the NEAR END LEDturns red to indicate the failure.If a failure occurs on the link or with upstream equipment, orwhen diagnostic testing is in progress, the FAR END LED turnsyellow. When a software download is in progress, the FAR ENDLED blinks.4XDG7)UDPH:$10RGXOH,QGLFDWRUVThe DS1 WAN module has four LED indicators that indicate thecondition of the T1 line or the type of traffic on the T1 line, includingalarm signals and normal operating signals.LINESTATUST1-1 T1-2 T1-3 T1-4DS1 WAN Module LEDsThe LEDs are to the left of the connectors, in the same order asthe connectors (for example, the left LED is for port T1-1, andthe right LED is for port T1-4). Each LED has three colors thatindicate different states:• Green—Normal operation. The line has beensynchronized with the network and shows no local orfar-end alarms.&KDSWHU7URXEOHVKRRWLQJ