
CDM-710 Broadcast Satellite Modem Revision 11
Appendix A MN/CDM710.IOM
A–34
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
uto Switch
Mode
ASW= 1 byte Command or Query.
Unit returns the redundancy auto/manual mode of the unit in the form x, where:
0 = Manual
1 = Automatic
Example: ASW=0 (Manual Mode selected)
ASW=
ASW?
ASW*
ASW#
ASW? ASW=x
(See Description of
Arguments)
Tx Output
Impendance
IMP= 1 byte Command or Query.
Tx output impedance in the form x, where:
0=50 Ohm
1=75 Ohm
Example: IMP=0 (Impedance set to 50 Ohms)
Note: Setting Tx Impedence is only possible on 70/140 MHz units.
IMP=
IMP?
IMP*
IMP#
IMP? IMP=x
Tx ASI
Bandwidth
TAB=
2 bytes Command or Query.
Tx ASI Bandwidth in the form sx, where:
s=Defines which interface slot (1 or 2)
x=Defines ASI Bandwidth, where:
0=Wide
1=Narrow
Example: TAB=11 (Narrow bandwidth selected)
TAB=
TAB?
TAB*
TAB#
TAB?s
TAB=sx
Tx Alpha Rolloff
TAR= 1 byte Command or Query.
Tx Alpha Rolloff in the form x, where:
0 = 20%
1 = 25%
2 = 35%
Example: TAR=0 (Tx Alpha Rolloff of 20% selected)
TAR=
TAR?
TAR*
TAR#
TAR? TAR=x
Tx Cloc
Invert
TCI=
2 bytes
Command or Query.
Invert Transmit Clock, where:
s=Defines which interface slot ( 1 or 2 )
x=Invert Transmit Clock, where:
0=Normal
1=Inverted
Note: Command valid Only with HSSI)
Example: TCI = 11 (Inverted TX Clock, Slot 1 selected)
TCI =
TCI?
TCI *
TCI #
TCI?s
TCI =sx
(See Description of
Arguments)
Tx Data Invert
TDI=
2 bytes
Command or Query.
Invert Transmit Data, where:
s=Defines which interface slot ( 1 or 2 )
x=Invert Transmit Data, where:
0=Normal
1=Inverted
Note: Command valid Only with HSSI
Example: TDI = 111 (Inverted TX Data selected)
TDI =
TDI?
TDI *
TDI #
TDI?sc
TDI =sx
(See Description of
Arguments)
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