Comtech EF Data CDM-570A Installation And Operation Manual page 319

Command
Parameter (Instruction
Type Code and
Qualifier)
Faults and
Status (continued)
CnC N/A 4 bytes
Ratio Monitor
Serial-based Remote Product Management
Arguments for
Command or
Response to
Query
d = ODU status:
0 = No ODU faults
1 = BUC PLL
2 = Reserved
3 = BUC current
4 = Reserved
5 = BUC voltage
6 = Reserved
7 = LNB current
8 = Reserved
9 = LNB voltage
A = Reserved
B = BUC temperature
C = Reserved
D = BUC software checksum
E = Reserved
F = Reserved
e = Change in fault status since last poll:
0 = No fault changes since last poll
1 = Faults have occurred
f = Change in unit configuration since last poll:
0 = No configuration changes since last poll
1 = Configuration changes have occurred
Query only.
Valid only in CDM-570A Compatible Mode (CMO=1).
Monitors the ratio, in dB, between the interferer and the desired power when CnC
is enabled and the modem is locked.
Examples: <0/CRM?
1) >0/CRM=+02 (interferer>desired) (format = sdd)
2) >0/CRM=LT11 (less than –11 dB)
3) >0/CRM=GT11 (greater than +11 dB)
4) >0/CRM=99.9 (CnC not locked or CnC not enabled)
5) >0/CRM=AUTO (in CnC-APC mode)
6) >0/CRM=88.8 (In CnC mode, but Tx carrier is off)
CDM-570A/570AL Satellite Modem with Optional Packet Processor
Description of Arguments
8–53
Revision 5
Query
Response to
(Instruction Code
Command
and Qualifier)
N/A CRM? CRM=xxxx
(see Description of
Arguments)
MN-CDM570A
Response to
Query