Alcatel MDR-8000 User Manual page 30

ALM
ON
LINE
SYNC
ALM
ALM
ON
LINE
COMMON
LOSS
ALM
Figure 2 - 8 DX-35M DS1 I/O Interface Controls and Indicators
2-16
RED LED INDICATES LOSS OF SIGNAL, DETECTION
OF BIPOLAR VIOLATION, OR FAILURE OF ACTIVE
DS1/E1 LINE(S).
GREEN LED INDICATES I/O IN SERVICE.
I/O
RED LED INDICATES XMT SYNC FAILURE
BETWEEN I/O INTERFACE MODULES.
RCV
RED LED INDICATES LOSS OF RCV FRAME SYNC.
GREEN LED INDICATES RCVR IN SERVICE.
RED LED INDICATES FRAME LOSS OR CHANNEL
FAIL ALM IN A AND B RCVR CIRCUITS. USUALLY
INDICATES FAR-END XMTR ALM.
LMW-7051-sm
08/15/02