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User Interfaces
<2>
Transmit ESC
Audio #2 Volume
<1>
Drop Mode
<30>
DropMap
<1>
Drop Alarm
Status Mask
<1>
Drop Backward
Alarm Mask
<1>
ForceSatBack
<30>
Drop Edit Map
<1>
Revision Number
<1>
Alarm 1 Major
Alarm
<1>
Alarm 2 Minor
Alarm
<1>
Common Alarm
4-52
DMD2401/DMD2401L/DMD2401 IBS/IDR Satellite Modem
-20 to +10, Signed Binary Value (in dB)
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 dropped Terrestrial Timeslots
Bit 0 = Terrestrial Frame Lock Fault (all modes)
Bit 1 = Terrestrial Multiframe Lock Fault (PCM-30 and
PCM-30C only)
Bit 2 = Terrestrial CRC Lock Fault (PCM-30C and PCM-31C
only)
Bit 3 = Terrestrial Yellow Alarm Received (T1 only)
Bit 4 = Terrestrial FAS Alarm Received (E1 only)
Bit 5 = Terrestrial MFAS Alarm Received (PCM-30 and PCM-
30C only)
Bit 6 = Loss of T4errestrial Signaling (reported by DSP)
Bit 7 = Spare
Bit 0 = Backward Alarm Received from Drop Terrestrial
Bits 2 – 7 = Spares
Force D&I Satellite Backward Alarm to be transmitted
Edit mapping of Satellite channels to dropped Terrestrial Time
Status Bytes
Decimal Point Implied
Bit 0 = Transmit Processor Fault Major Alarm
Bit 1 = Transmit Output Power Level Fault
Bit 2 = Transmit Oversample PLL Lock Fault
Bit 3 = Transmit Composite Clock PLL Lock Fault
Bit 4 = IF Synthesizer Lock Fault
Bit 5 = Transmit FPGA Configuration Fault
Bit 6 = Transmit Forced Alarm
Bit 7 = External Reference PLL Lock Fault
(0 = Pass, 1 = Fail)
Bit 0 = Terrestrial Clock Activity Detect Fault Minor Alarm
Bit 1 = Internal Clock Activity Detect Fault
Bit 2 = Tx Sat Clock Activity Detect Fault
Bit 3 = Tx Data Activity Detect Fault
Bit 4 = Terrestrial AIS (Tx Data AIS Detect Fault)
Bit 5 = Transmit Ext BNC Clock Activity Detect Fault
Bit 6 = Transmit Reed-Solomon Fault
Bit 7 = Tx BUC Fault, LBST Only
(0 = Pass, 1 = Fail)
Bit 0 = -12 V Alarm
TM065 – Rev. 3.3
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