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User Interfaces
<1>
Alarm 5 Mask
<1>
Insert Mode
<30>
Insert Map
<1>
Insert Alarm
Mask
<1>
Insert Back Alarm
Mask
<1>
Force Terrestrial
Back Alarm
<30>
Insert Edit Map
<1>
Revision Number
<1>
Alarm 1
4-68
DMD2401 LB/ST L-Band Satellite Modem and ODU Driver
Bit 0 = IBS Satellite Multiframe Fault
Bit 1 = IBS Satellite Frame Fault
Bit 2 = Spare
Bit 3 = IBS Alarm if BER < 10
Bit 4 = IBS Prompt Alarm
Bit 5 = IBS Service Alarm
Bits 6 - 7 = Spares
0 = Disable
1 = T1-D4
2 = T1-ESF
3 = PCM-30
4 = PCM-30C
5 = PCM-31
6 = PCM-31C
7 = T1-SLC96
Mapping of Satellite Channels to insert Terrestrial Timeslots
0 = Frame Lock Fault
1 = MultiFrame Lock Fault
2 = CRC Lock Fault. Valid only in T1-ESF and E1 – CRC
enabled
3 = T1 Yellow Alarm Received
4 = E1 FAS Alarm Received
5 = E1 MFAS Alarm Received
6 = E1 CRC Alarm Received
7 = CRC Calculation Fault
Bit 0 = Backward Alarm Received from Satellite
Bits 2 – 7 = Spares
Force D&I Terrestrial Backward Alarm to be Trans
Status Bytes
Decimal Point Implied
Bit 0 = Receive Processor Fault
Bit 1 = Signal Lock Fault
Bit 2 = Receive Satellite AIS Fault
Bit 3 = Rx AGC Input Level Fault
Bit 4 = Reed-Solomon Sync Fault
Bit 5 = Reed-Solomon Excessive Errors Fault
Bit 6 = Reed-Solomon Uncorrectable Word Fault
Bit 7 = Receive Forced Alarm
(0 = Pass, 1 = Fail)
-03
TM075 – Rev. 1.3
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