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T-1 Alarm Programming
3. Press the HOLD button to save the entry. A confirmation tone is heard
Description
A Receive Carrier Loss (RCL) condition is declared when no bits have been
received by the T-1 Trunk card for 150ms. It causes an Out of Frame (OOF)
condition, and 2.5 seconds later a RED Carrier Failure Alarm (CFA) state.
During the time the RCL and RED alarm are declared, incoming and
outgoing signal bits are frozen. Outgoing calls cannot be made. By
default, the Carrier Loss alarm is enabled on all T-1 trunks.
Blue Alarm
Programming Steps
1. Press the BLUE ALARM flexible button (FLASH 47, Button #2).
2. Enter a 0 or 1 on the dial pad to enable/disable this feature.
3. Press the HOLD button to save the entry. A confirmation tone is heard
4. Continue programming the Blue Alarm parameters using the steps
[0] = Disabled
[1] = Enabled
and the display updates.
Button #2 and Button #11 LEDs are lit steady. The following message
displays:
B LU E AL AR M
EN AB LE D
[0] = Disabled
[1] = Enabled
and the display updates.
provided earlier in this section for Clearing the alarm, Minor alarm,
Major alarm, Time Period and Attendant display.
0- 1
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