Comtech EF Data SLM-5650A Installation And Operation Manual page 144

(Monitor:) Alarms  Receive
Demod: ------
Intf: ----------
Press [ENT] to access the available read-only Demodulator and Intf (Interface) Rx alarm
screens. Use the  arrow keys to navigate through the displayed Demodulator and
Interface character positions (Demod#1 through #6, and Rx Intf#1 through #10). The status
message to the right changes based on the current cursor position, as follows:
Receive (Rx) Alarm Position
Top row
Bottom row Rx Intf #1
The examples that follow depict the alarm status screens displayed for the Demod 1
st
Intf Rx 1
Demod: +-----
Intf: ----------
If the Intf 1
Demod: ------
Intf: +---------
Front Panel Operation
Demod #1
Demod #2
Demod #3
Demod #4
Demod #5
Demod #6
Rx Intf #2
Rx Intf #3
Rx Intf #4
Rx Intf #5
Rx Intf #6
Rx Intf #7
Rx Intf #8
Rx Intf #9
Rx Intf #10
character positions. If the Demod 1
st
character position is selected:
Press <ENT> for
detailed status
Description
Demodulator carrier Phase Lock Loop status.
Demodulator FEC (forward error correction) lock status.
Demodulator RF Synthesizer Phase Lock Loop status.
Demodulator IQ activity status.
Composite Power exceeds 40 dBc.
Composite Power exceeds 20 dBm.
Demultiplexer lock status.
Doppler buffer status.
Doppler buffer fill status.
Doppler buffer overflow status.
Doppler buffer underflow status.
Doppler buffer Phase Lock Loop status.
Doppler buffer reference clock activity status.
Rx data interface AIS (alarm indication signal) status.
Rx Eb/No lower than Eb/No threshold status.
Internal BERT sync status.
st
character position is selected:
Demod IF not
not locked.
Demux
not locked.
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SLM-5650A Satellite Modem
Revision 10
st
and
MN-SLM-5650A