Paradyne COMSPHERE 3920Plus Technical Reference Manual page 183

Self
Self performs an internal self-test of the modem, which takes less than a minute to complete.
The modem must be offline; otherwise, Invalid Command appears.
To access Self from the Test branch, make the following selection:
Select Self. (All LCD cells and DCP status indicators light.)
If the modem passes the self-test, Pass appears on the LCD. If it fails, Failed appears. If the
modem fails, contact your service representative. If Invalid Command appears, the modem is
operating on dial lines or on a leased line without Direct Mode. If OtherTestActive appears,
another test is in progress. If another test is in progress, select Abort to clear the current test and
try again. If the modem is operating on dial lines, disconnect to clear the dial lines, and then
choose Self. If the modem receives a ring signal during this test, the test is canceled and RI
Abort message appears.
To exit this function and remain in the Test branch, press the
Top-Level menu, press the
3920-A2-GH30-40
When this test is run in Remote mode, it causes the Remote
mode session to be lost. The Remote mode session will
reestablish after the self-test completes (usually one or two
minutes). If the remote self-test fails, a Device Failure alarm
message appears when the remote modem's Device Health
and Status (DeviceHS) branch is accessed.
Test:
Abort Self
F1 F2 F3
The test delays 15 to 30 seconds to allow any outstanding network
management messages to propagate before the VF channel is
interrupted by the test.
key.
October 1998
WARNING
>
NOTE
key. To exit and return to the
Test Branch
8-3