2-18
Figure 2-9 DX-35M DS1 I/O Interface Controls and Indicators
RED LED INDICATES LOSS OF SIGNAL, DETECTION
OF BIPOLAR VIOLATION, OR FAILURE OF ACTIVE
DS1/E1 LINE(S).
RED LED INDICATES FRAME LOSS OR CHANNEL
FAIL ALM IN A AND B RCVR CIRCUITS. USUALLY
INDICATES FAR-END XMTR ALM.
RED LED INDICATES XMT SYNC FAILURE
BETWEEN I/O INTERFACE MODULES.
RED LED INDICATES LOSS OF RCV FRAME SYNC.
GREEN LED INDICATES RCVR IN SERVICE.
GREEN LED INDICATES I/O IN SERVICE.
LMW-7051P
08/15/02
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