Product specifications
CDM-600 Satellite Modem   Revision 7 
Remote Control   MN/CDM600.IOM 
16–13 
Parameter 
Type 
Command 
(Instruction 
Code and 
Qualifier) 
Arguments 
for Command 
or Response 
to Query 
Description of Arguments 
Response 
to 
Command 
Query 
(Instruction 
Code and 
Qualifier) 
Response to Query 
Transmit 
Terrestrial 
Alarm Mask 
TTA=  1 byte, 0 or 1  Command or Query. (DROP mode parameter) 
Transmit terrestrial Alarm Mask conditions, where: 
 0=Alarm is active (unmasked). 
 1=Alarm is masked. 
Example: TTA=1 (masks an alarm). 
TTA= 
TTA? 
TTA* 
TTA# 
TTA? TTA=x 
(see description of 
arguments) 
Drop Type  DTY=  1 byte, value 
of 0 thru 3 
Command or Query. (DROP/D&I++ mode parameter) 
Drop Type where: 
 0=T1–D4 
 1=T1–ESF 
 2=E1–CCS 
 3=E1–CAS 
DTY= 
DTY? 
DTY* 
DTY# 
DTY? DTY=x 
Tx Ternary 
Code 
TTC= 
1 byte, value 
of 0 thru 3 
Command or Query. (G.703 Parameter) 
Tx Ternary Code, where: 
 0=AMI 
 1=B8ZS 
 2=B6ZS 
 3=HDB3 
Example: TTC=1 (selects B8ZS) 
TTC= 
TTC? 
TTC* 
TTC# 
TTC? 
TTC=x 
(see description of 
arguments) 
Transmit 
Backward 
Alarms 
Enable 
TBA= 4 bytes, 
each a value 
of 0 thru 2 
Command or Query. (IDR Parameter) 
Enable Transmit backward alarm enable: 
 0=Disable 
 1=Enable Internal (S/W) 
 2=Enable External (H/W) 
Example: TBA=0120 
TBA= 
TBA? 
TBA* 
TBA# 
TBA? TBA=xxxx 
Position indicates 
backward alarm 
numbers: 1234 
Transmit ESC 
Type 
TET=  1 byte, 0 or 1  Command or Query. (IDR Parameter) 
Sets or queries IDR ESC Type, where: 
 0=64k data channel 
 1=2 Audio channels 
TET= 
TET? 
TET* 
TET# 
TET? TET=x 










