
Access System Centum Series User Manual 4-9
DSX-1 Loop
The DSX-1 Loop is useful for checking PBX cabling to the Centum
Series units. With the loop enabled and all equipment properly
configured, an attached PBX will synchronize onto its own looped signal.
WHEN TESTING IS COMPLETED, BE SURE TO TURN THE LOOP
“OFF”.
Figure 4-5 DSX-1 Loop diagram
Diagnostics
_NI/DSX-1 Port
ag. Menu,
DOWN
to
display:
NI/DSX-1 Diag.
CSU Loop..:_Ooff
LECT
to
display:
NI/DSX-1 Diag.
DSX-1 Loop:_Off
/DOWN
to
display:
NI/DSX-1 Diag.
DSX-1 Loop:_On
ELECT
to
display:
1.536 Mbps
1.544 Mbps
DSX-1 Loop ON
Payload
Network
Interface
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