Comtech EF Data LCS-4 Installation And Operation Manual page 75

LCS-4 L-Band Combiner Switch
Remote Control Operation
Command Arguments
(Instruction for Cmd or
Parameter Code and Response
Type qualifier) to Query
Select RX SRT= 1 byte,
LCS value of 0,1
Function
UPC Control UPC= 1 byte
numerical
TX ATT= 4 bytes,
Attenuator value or
Control 1295 thru
4095
BUC Online BOC= 1 byte,
Control numerical
LNB Online LOC= 1 byte,
Control numerical
Modem FSK FSM= 1 byte,
Control numerical
Description of Arguments
Note that all arguments are ASCII
numeric codes between 48 and 57.
Command or Query.
SRT Selects whether the LCS-4 will act as a 1:1
redundancy controller or a Combiner for the RX
Where:
0=Combiner
1=Redundancy Controller
Example: SRT=0
Parameter 9 of SGC Command.
Command or Query
This command is used to set UPC control, where:
0=Pass thru
1=UPC loop out Support
Example: UPC=0
Parameter 24 of SGC Command.
Command or Query.
Sets Gain control for TX
Example: ATT=1523
Command or Query.
This command is used to set which unit will be online,
where:
1=BUC A
2=BUC B
Example: BOC=1
Command or Query.
This command is used to set which unit will be online,
where:
1=LNB A
2=LNB B
Example: LOC=1
Command or Query.
This command is used to set which unit will be used for
the FSK link, where:
1=Modem 1
2=Modem 4
Example: FSM=1
Parameter 25 of SGC Command.
Response to
Command
(Target to
Controller)
SRT=(message ok)
SRT? (received ok,
but invalid
arguments found)
SRT* (message ok,
but not permitted in
current mode)
UPC=(message ok)
UPC? (received ok,
but invalid
arguments found)
ATT=(message ok)
ATT? (received ok,
but invalid
arguments found)
BOC=(message ok)
BOC? (received ok,
but invalid
arguments found)
BOC* (message ok,
but not permitted in
current mode)
LOC=(message ok)
LOC? (received ok,
but invalid
arguments found)
LOC* (message ok,
but not permitted in
current mode)
FSM=(message ok)
FSM? (received ok,
but invalid
arguments found)
FSM* (message ok,
but not permitted in
current mode)
A-11
MN/LCS4.IOM
Query
(Instruction
code and Response to query
qualifier) (Target to Controller)
SRT? SRT=x (same format as command
arguments)
UPC? UPC=x (same format as
command arguments)
ATT? ATT=xxxx (same format as
command arguments)
BOC? BOC=x (same format as
command arguments)
LOC? LOC=x (same format as command
arguments)
FSM? FSM=x (same format as
command arguments)
Revision 1