Chapter 5 Setup Menu FCD-IPM Installation and Operation Manual
5-42 Interface Parameters Menu
Table 5-18. T1 Parameters Link1 Parameters (Cont.) Parameters Possible Values Description
Sync
FAST
AT&T 62411
Defines the time required for the link to return to normal
operation after a red alarm event has terminated.
1 second
10 seconds
Idle Code 00 to FF Sets the value to be transmitted on the NC time slots
Rx Gain 30 dB, 36 dB Sets the maximum receive sensitivity for the T1 interface
Remote Alarm
Indication (for
FCD-IPM with a
Sublink)
When configuring this parameter from the T1 Parameters menu,
select this parameter to determine whether to transmit a yellow
alarm indication on the T1 sublink when Link 1 is in yellow
alarm state.
When configuring this parameter from the Sublink T1
Parameters menu, select this parameter to determine whether to
transmit a yellow alarm indication on Link 1 when sublink T1 is
in either yellow or red alarm state.
Note: When Link 1 is in red alarm state, an “all ones” indication
is sent to all of the T1 sublinks.
Out-Of-Service
Signaling (for
FCD-IPM with a
sublink)
MARK
SPACE
MARK-SPACE
SPACE-MARK
Determines the value of the A, B signaling bits sent to Link 1
when the sublink is in the Out-Of-Service state. The C and D
signaling bits are not affected.
Both A and B signaling bits are forced to '1' during out-of-service
period
Both A and B signaling bits are forced to '0' during out-of-service
period
The A and B signaling bits are forced to '1' for 2.5 seconds, then
shift to the '0' state until the out-of-service period ends
The A and B signaling bits are forced to '0' for 2.5 seconds, then
shift to the '1' state until the out-of-service period ends.
Sublink Status
(for FCD-IPM
with a sublink)
Enable or Disable
Additional Cards Parameters Select this option to allow you to select the card for which parameters are to be displayed. A toggle option appears on the bottom of the screen. Use the Space bar to toggle between the card types. Press Enter to access the parameters screen.