General DataComm SpectraComm 553 Installation & Operation Manua page 49

Operation
9. In the Alarm Threshold Configuration screen BPV, CRC, and LAD alarms can be set to Report
All (alarm is sent every time the event occurs) or to be sent dependent on Window and
Threshold settings. The Threshold is the number of events required to generate the alarm, and
the Window is the time span in which the threshold value must be reached. Set Windows and
Thresholds as needed, then type 0 and press the Enter key to return to the Alarm Configuration
Menu screen.
10. To save the new configuration and put it into effect in the DSU, type selection S, Save &
Update Unit and press the Enter key.
If you decide not to put your changes into effect, go to step 11 without selecting Save & Update
Unit.
11. To dismiss the Alarm Configuration menu screen, type selection 0, Return to Main
Menu, and press the Enter key.
NETWORK ALARM MASK
[1] Network OOF:
[2] Network LOS:
[3] Network AIS:
[4] Network USS:
[5] Network BPV:
[6] Network CRC:
[7] Network RYEL:
[8] Network LAD:
[9] Net Timing Loss: MASK
UNIT ALARM MASK CASCADE ALARM MASK
[h] Front Panel Test: MASK
[i] Unsolicited Test: MASK
[j] Config Change:
[k] Top Supply Fail: MASK
[l] Bot Supply Fail: MASK
[m] Remote Not Resp: MASK
[t] Cascade RYEL:
[u] MASK ALL
[v] UNMASK ALL
[0] RETURN TO PREVIOUS MENU
Figure 3-14
076R155-000
Issue 7
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
Select: [ ]
Alarm Mask Configuration Screen
SpectraComm 553 Fractional T1 DSU
Installation and Operation Manual
CHANNEL ALARM MASK
[a] DCD Loss:
[b] DSR Loss:
[c] DTR Loss:
[d] External Tx Clock Loss: MASK
[e] RxD No Transitions:
[f] TxD No Transitions:
[g] Redundant Mode:
[n] Cascade OOF:
[o] Cascade LOS:
[p] Cascade AIS:
[q] Cascade USS:
[r] Cascade BPV:
[s] Cascade CRC:
Terminal Interface
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
MASK
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