Comtech EF Data CDM-710 Installation And Operation Manual page 183

CDM-710 Broadcast Satellite Modem
Appendix A
Command Arguments for
Parameter (Instruction Command or
Type Code and Response to
Qualifier) Query
Equipment ID
N/A 23 bytes
External
ERF= 1 byte
Reference
Frequency
Description of Arguments
Query only.
Unit returns equipment identification and configuration, where:
aaa = defines the modulator model number (710)
b = Modulator configuration:
1=70/140 Mhz, 2=L-Band
c = Tx Symbol Rate S/W option: 0 = 15.0 Msps,
1 = 22.5 Msps, 2 = 30.0 Msps,
3 = 37.5 Msps (S1 and DSNG only),
4 = 45.0 Msps (S1 and DSNG only)
d = S/W option Tx 8PSK: 0=Not installed, 1=Installed
e = S/W option Tx 16-QAM: 0=Not installed, 1=Installed
f = S/W option Tx 16APSK: 0=Not installed, 1=Installed
g = S/W option Tx 32APSK: 0=Not installed, 1=Installed
h = S/W option Tx DVB-S1: 0=Not installed, 1=Installed
i = S/W option Tx DVB-DSNG: 0=Not installed, 1=Installed
j = S/W option Tx DVB-S2: 0=Not installed, 1=Installed
k = Demodulator configuration:
0=None, 1=70/140 Mhz, 2=L-Band
l = Rx Symbol Rate S/W option: 0=15.0 Msps,
1 = 22.5 Msps, 2 = 30.0 Msps,
3 = 37.5 Msps (S1 & DSNG only),
4 = 45.0 Msps (S1 & DSNG only)
m = S/W option Rx 8PSK: 0=Not installed, 1=Installed
n = S/W option Rx 16-QAM: 0=Not installed, 1=Installed
o = S/W option Rx 16APSK: 0=Not installed, 1=Installed
p = S/W option Rx 32APSK: 0=Not installed, 1=Installed
q = S/W option Rx DVB-S1: 0=Not installed, 1=Installed
r = S/W option Rx DVB-DSNG:0=Not installed, 1=Installed
s = S/W option Rx DVB-S2: 0=Not installed, 1=Installed
t = Interface slot #1: 0 = None, 1 = ASI, 2 = Gigabit Ethernet
Interface, 3 = HSSI
u = Interface slot #2: 0 = None, 1 = ASI, 2 = Gigabit Ethernet
Interface, 3 = HSSI
Command or Query.
External Reference Frequency, where:
0=Internal
1=External 1 MHz
2=External 2 MHz
3=External 5 MHz
4=External 10 MHz
5=External 20 MHz
Example: ERF=0 (Internal selected - External reference not used)
A–9
MN/CDM710.IOM
Query
Response to (Instruction
Response to Query
Command Code and
Qualifier)
EID? EID? EID= aaabcdefghijklmnopqrstu
EID*
EID# Notes:
1. Unit returns 'Not Installed' for
Rx options if unit is modulator
only.
2. Unit returns 'Not Installed' for
Tx options if unit is
demodulator only.
ERF= ERF? ERF=x
ERF?
ERF*
ERF#
Revision 11