2.048Mbps Wireless Modem

E1 Alarm Buffer

The Possible alarms are:

LOS (all zeros signal): Loss Of Signal – No signal is received from the data equipment.

AIS: Alarm Indication Signal – No signal is received by the connected end equipment.

When an alarm is detected, a note appears at the bottom of the display (Note: An alarm has been activated), and the message ALARM EXISTS is displayed on the menu header (see Figure 3-1). In addition, the TEST LED will blink.

Fractional EI Parameters Manu

See also Appendix C.

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Black Box MWU2000-G703, MWU2000-X21, MWU2000-V35 manual E1 Alarm Buffer, Fractional EI Parameters Manu