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Voice Cards 13-11
FXO Card FXO Card User Screens and Settings
13.3.2 Test Screen
The Test option facilitates testing and maintenance by allowing you to monitor and set the
status of the analog interface leads as well as monitoring and setting the value of the A, B, C
and D signaling bits of all FXO circuits on that card. In cross-connect systems only, the test
option also allows you to apply test patterns and tones towards the user and network sides of
the system.
Figure 13-4 shows a typical FXS Card Test Screen, Table 13-3 lists some actions you can
perform from this screen, and Table 13-4 shows the option settings and defaults for each
parameter.
Figure 13-4.Typical FXO Card Test Screen
Table 13-3. Test Screen Actions
Table 13-4. Test Screen Option Settings and Defaults
Action Function
Save Saves changes to settings.
Undo Returns all settings to the last saved state.
Refresh Updates certain time-related information fields that are not automatically
updated (i.e., test data).
Main Returns to the FXO Card Main Screen. If changes are made to settings and
not saved, you will be prompted to save or lose changes.
siG mon Used with the user card alarm system to notify you of excessive transitions of
signaling bits.