5.1.2 Led Indicators; Figure 5-3. Led Indicators - Comtech EF Data SLM-5650B Installation And Operation Manual

5.1.2 LED Indicators

The 10 LEDs on the front panel indicate:
•
General modem summary fault information;
•
Status;
•
Alarms.
The behavior of the individual front panel LED indicators is as follows:
LED
Unit Status
Tx Status
Rx Status
Tx On
Stored Events
IF Lock
Data Lock
Front Panel Operation

Figure 5-3. LED Indicators

Color
Green No Unit Faults or Stored Faults.
Red A Unit Fault exists.
Orange A Unit Alarm exists.
Green No Tx Traffic Faults or Alarms exist.
Orange A Tx Traffic Alarm exists.
Red A Traffic Fault exists.
Off Demod only.
Green No Rx Traffic Faults or Alarms exist.
Orange An Rx Traffic Alarm exists.
Red An Rx Fault exists.
Off Demod Faults are masked.
Transmitter is currently on (this indicator reflects the actual condition of the
Green
transmitter, as opposed to the programmed condition).
Off Transmitter is currently off.
Orange Stored Events are logged.
Off No Stored Events are logged.
Green Demod has constellation lock.
Off No constellation lock.
Green Decoder is locked.
Off Decoder is not locked.
Condition
5–3
SLM-5650B Satellite Modem
Revision 2
MN-SLM-5650B