Specifications

Operation SDM-100A Satellite Modem
3–62 Rev. 0
Notes:
1. A “-” indicates that no fault or alarm exists.
2. A “+” indicates that a fault exists, and will cause
switching in a redundant system.
3. A reversed contrast “+” indicates an active alarm.
SDM-100 "TYPE"
VER: 14.7.4
FUNCTION SELECT
FAULTS/ALARMS
MODULATOR DEMODULATOR COMMON
IF SYNTHESIZER
DATA CLOCK ACT
DATA CLOCK SYN
I CHANNEL
Q CHANNEL
AGC LEVEL
MODULE
See notes.
CARRIER DETECT
IF SYNTHESIZER
DATA CLOCK SYN
I CHANNEL
Q CHANNEL
DESCRAMBLER
BER THRESHOLD
MODULE
See notes.
BATTERY/CLOCK
-12 VOLT SUPPLY
+12 VOLT SUPPLY
+5 VOLT SUPPLY
CONTROLLER
INTERFACE MODULE
See notes.
ACCESS TO
SUBMENU
CONDITIONAL OR
OPTION-DEPENDENT
Parameter Information
Key:
Figure 3-20. Faults/Alarms (Type 1 Operation)