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Comtech EF Data RCS20 User Manual

Page 170

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RCS20 M:N Redundancy Switch

Revision 15

Remote Operations

MN-RCS20 and CD-RCS20

A–28

<1>

*Channel 0 Demod
Backup Configuration

Bit 0 = Backup 1 assigned to this demodulator
Bit 1 = Backup 2 assigned to this demodulator
(0 = not assigned, 1 = assigned)

<1>

*Channel 0 Mod
Priority

Channel 0 Modulator backup priority (0-9)

<1>

*Channel 0 Demod
Priority

Channel 0 Demodulator backup priority (0-9)

<1>

*Channel 0 Switch
Style

0 = Switch Mod and Demod separately, 1 = Switch Mod and Demod
together

<2>

*Channel 0 Demod
Acquisition Delay

0h-BB7h in tenths of a second; decimal point implied. For example, a
value of 100 means 10.0 sec.

<1>

*Service Mode

0 = Normal, 1 = Service

These 10 bytes (13 bytes as of release 4.0) repeat for channels 1 – 9 (uses 90
additional bytes) (uses 117 additional bytes as of release 4.0).
The Backup Delays and Demod Acquisition Delay applies only to channels 1 - 9 (the
four channel 0 bytes are ignored). If channel 9 is configured as backup 2, then the four
channel 0 Backup Delay bytes and the two Demod Acquisition Delay bytes are
ignored.

<1>

Switch Major Alarm
Mask

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 = mask, 1 = allow)