5 common equipment faults, 6 backward alarms – Comtech EF Data SDM-9000 User Manual

Page 103

Operation

SDM-9000 Satellite Modem

4–30

Rev. 4

4.2.3.5 Common Equipment Faults

BATTERY/CLOCK

Battery or clock fault

-12V SUPPLY

-12V power supply fault

+12V SUPPLY

+12V power supply fault

+5V SUPPLY

+5V power supply fault

-5V SUPPLY

-5V power supply 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.

4.2.3.6 Backward Alarms

BW Alarm RX #4

RX backward alarm # 4 indicator

BW Alarm RX #3

RX backward alarm # 3 indicator

BW Alarm RX #2

RX backward alarm # 2 indicator

BW Alarm RX #1

RX backward alarm # 1 indicator

BW Alarm TX #4

TX backward alarm # 4 indicator

BW Alarm TX #3

TX backward alarm # 3 indicator

BW Alarm TX #2

TX backward alarm # 2 indicator

BW Alarm TX #1

TX backward alarm # 1 indicator

Note: IDR overhead only.