East Coast Datacom Nx8- Dual Composite MUX High-Speed 16-Port TDM..., Operation Manual

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Option [7] - 60 seconds
Option [8] - 5 minutes
4.7.2.9 Composite Link Restore Holdoff Timer [9]
This menu allows setting the time period after link synchronization (SYNC) returns before the
link is declared to be in service and available for re-assignment of channels
Option [1] – Immediate
Option [2] - 1 second
Option [3] - 5 seconds
Option [4] - 10 seconds
Option [5] - 30 seconds
Option [6] - 60 seconds
Option [7] - 5 minutes
4.7.2.10 Composite Link Loop Modes [10]
Option [1] - No Loops
Clears all loops on the selected Composite port
Option [2] - Transmit Loopback
This option implements a loopback of transmit data output to the composite receive data
input. The normal transmit data signal to the network is unaffected.
Option [3] - Receive Loopback
This option implements a loopback of receive data input to the transmit data output. The
normal receive data signal to the multiplexer is unaffected
Option [4] – Both
Selecting this option causes both transmit and receive data paths to be broken and looped
such that the output of the multiplexer is looped to the input, and the input (RxD) from the
network is looped to the output (TxD).
4.7.3 Channel Configuration Menu [3]
The Channel Configuration Menu allows the operator to set up all parameters associated with
the operation of each of the subchannel ports, including those of the remote system when
linked to the local system.