Comtech EF Data CDM-625 User Manual
Page 494

CDM-625 Advanced Satellite Modem
Revision 15
Appendix D
MN-CDM625
D–30
Parameter
Type
Command
(Instruction
& Qualifier)
Number of
Arguments
Description of Arguments
Response to
Command
Query
(Instruction &
Qualifier)
Response to
Query
Countdown of
Warm-up
Delay
remaining
CTD=
3 bytes,
numeric
Command or Query. (Hi-Stab Ref parameter)
Hi-stab Ref countdown parameter in the form xxx, where:
xxx = countdown of the number of seconds remaining of the Warm-up time.
As a command, the only permitted format is CTD=000, which abandons the delay.
CTD=
CTD?
CTD*
CTD#
CTD?
CTD=xxx
(see Description of
Arguments)
Unit Test
Mode
TST=
1 byte, value of
0 thru 6
Command or Query.
Unit Test Mode, where:
0=Normal Mode (no test)
1=Tx CW
2=Tx Alternating 1,0 Pattern
3=IF Loopback
4=RF Loopback
5=Digital Loopback
6=I/O Loopback
Example: TST=3 (IF Loopback)
TST=
TST?
TST*
TST#
TST?
TST=x
(see Description of
Arguments)
Unit Alarm
Mask
MSK=
13 bytes
Exception –
600L
Emulation:
6 bytes
Command or Query.
Alarm mask conditions in form abcdefghjklxx, where:
a=Tx AIS
b=Rx AIS
c=bufferslip Alarm
d=spare
e=Rx AGC Alarm
f=Eb/No Alarm
g=BUC Alarm
h=LNB Alarm
j=G.703 Loss of Signal alarm
k=Reference alarm
l=Tx Clock Alarm
xx (spare)
Value of each mask:
0 = unmasked
1 = masked
Example: MSK=0101100000000
MSK=
MSK?
MSK*
MSK#
MSK?
MSK=abcdefghjklxx
(see Description of
Arguments)
Attach
summary BUC
fault to Tx FLT
status
ABA=
1 byte, 0 or 1
Command or Query.
0= Tx FLT status unaffected by BUC fault
1= Attach a summary BUC fault to Tx FLT status
ABA=
ABA?
ABA*
ABA#
ABA?
ABA=x
(see Description of
Arguments)
Attach
summary LNB
fault to Rx FLT
status
ALA=
1 byte, 0 or 1
Command or Query.
0= Rx FLT status unaffected by LNB fault
1= Attach a summary LNB fault to Rx FLT status
ALA=
ALA?
ALA*
ALA#
ALA?
ALA=x
(see Description of
Arguments)