Comtech EF Data SDM-300A - Manual (Page 158)

SDM-300A Satellite Modem Revision 6
Front Panel Operation MN/SDM300A.IOM
5–64
FUNCTION SELECT: FAULTS/ALRMS: COMMON
COMMON
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BATTERY/CLOCK Battery or clock fault.
-12V SUPPLY -12V power supply fault.
+12V SUPPLY +12V power supply fault.
+5V SUPPLY +5V power supply fault.
SELF TEST Built in self-test fault.
CONTROLLER Controller fault. Typically indicates the controller has gone through a
power on/off cycle.
INTERFACE MODULE Interface module fault. Typically indicates that the interface module is
missing or will not program.
5.4.3.1 FAULTS/ALARMS:BACKWARD ALARMS (CONDITIONAL)
BACKWARD ALARMS
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IMPORTANT
Conditional: Only available with IDR Modem Type or Overhead Type
selected.
BW Alarm RX #4 Receive backward alarm #4 indicator.
BW Alarm RX #3 Receive backward alarm #3 indicator.
BW Alarm RX #2 Receive backward alarm #2 indicator.
BW Alarm RX #1 Receive backward alarm #1 indicator.
BW Alarm TX #4 Transmit backward alarm #4 indicator.
BW Alarm TX #3 Transmit backward alarm #3 indicator.
BW Alarm TX #2 Transmit backward alarm #2 indicator.
BW Alarm TX #1 Transmit backward alarm #1 indicator.