RCS20 M:N Redundancy Switch
Revision 15
Remote Operations
MN-RCS20 and CD-RCS20
A–15
<1>
*Module 0 Alarms 3
Status
Bits 0 and 1 = Mod backup 1 test status (0 = No Mod backup 1 test
performed, 1 = Mod backup 1 test pass, 2 = Mod backup 1 test fail)
Bits 2 and 3 = Demod backup 1 test status (0 = No Demod backup 1
test performed, 1 = Demod backup 1 test pass, 2 = Demod backup 1
test fail)
Bits 4 and 5 = Mod backup 2 test status (0 = No Mod backup 2 test
performed, 1 = Mod backup 2 test pass, 2 = Mod backup 2 test fail)
Bits 6 and 7 = Demod backup 2 test status (0 = No Demod backup 2
test performed, 1 = Demod backup 2 test pass, 2 = Demod backup 2
test fail)
These 3 bytes repeat for channels 1 - 9 (5 bytes as of release 4.0) 27 additional bytes
(45 additional bytes as of release 4.0)
<1>
Switch Major Alarms
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)
<1>
Switch Minor Alarms 1 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)
