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Comtech EF Data CDM-625 User Manual

Page 494

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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)