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RCS20 M:N Redundancy Switch
Remote Operations
<1>
Latched Switch Major
Alarms
<1>
Latched Switch Minor
Alarms 1
<1>
Latched Switch Minor
Alarms 2
<1>
Backup 1 Mod Hot
Standby Channel
<1>
Backup 1 Demod Hot
Standby Channel
<1>
Backup 2 Mod Hot
Standby Channel
Bit 0 = RAM/ROM fault
Bit 1 = No Backup for Faulted Prime
Bit 2 = Error During Backup
Bit 3 = Backup 1 Mod Error
Bit 4 = Backup 1 Demod Error
Bit 5 = Backup 2 Mod Error
Bit 6 = Backup 2 Demod Error
Bit 7 = Spare
0 = no alarm, 1 = alarm
Bit 0 = Power Supply #1 Present
Bit 1 = Power Supply #1 Voltage
Bit 2 = Power Supply #2 Present
Bit 3 = Power Supply #2 Voltage
Bit 4 = Communications Error
Bit 5 = Faulted Prime Modem
Bit 6 = Faulted Backup Modem
Bit 7 = Modem Configuration Change
(0 = no alarm, 1 = alarm)
Bit 0 = CDM Error
Bit 1 = Reserved (RCS10 only)
Bit 2 = Reserved (RCS10 only)
Bit 3 = Reserved (RCS10 only)
Bit 4 = Backup 1 Test Fault
Bit 5 = Backup 2 Test Fault
Bit 6 = Reserved (RCS10 only)
Bit 7 = Spare
(0 = no alarm, 1 = alarm)
Channel number (1 to 9) (0 = No hot standby for backup 1 mod)
Channel number (1 to 9) (0 = No hot standby for backup 1 Demod)
Channel number (1 to 8) (0 = No hot standby for backup 2 mod, or
channel 9 not configured as backup)
A–24
Revision 15
MN-RCS20 and CD-RCS20
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