Loc Digital Loop - Paradyne Comsphere 3920Plus Installation And Operation Manual

Loc Digital Loop

Loc Digital Loop is issued by a local modem and forces it to loopback any data received from the
remote modem (Figure 3-6 ). (This test operates the same as a CCITT V.54 Loop 2 except it is
issued at your modem.) This is useful if a remote modem is incapable of initiating a remote digital
loopback from its location. For this test to operate properly, the modems must be operating at
the same rate and in Synchronous or Asynchronous Direct mode.
To access Loc_Digital_Loop from the Test branch, make the following selections:
Press the
If the mux is enabled, select the appropriate port by pressing the corresponding function key. Press
the
3920-A2-GN31-10
A TMp tributary cannot perform a local digital loopback test.
Figure 3-6. Local Digital Loopback
Test:
Loc_Digital_Loop
F1 F2 F3
key until Loc_Digital_Loop appears. Press any function key to start this test.
Pick Test Port
Port1 Port2
F3
F1 F2
key to scroll other ports into view.
April 1995
NOTE
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DCP Operation
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