Comtech EF Data SNM-1000 - Manual (Page 73)

SNM-1000 Node Control Modem Revision 3
Operation MN/SNM1000.IOM
3–31
3.4.5.1.3 MODULATOR:MODULATOR TYPE
MODULATOR TYPE
INTELSAT OPEN
Transmit filter type select. Select one of the following for network filtering:
Note: Change in EFD, ASYNC, or Custom modem types only.
INTELSAT OPEN FDC
CLOSED
EFD CLOSED SDM-51 COMPATIBLE
CSC CLOSED
Notes:
1. TX filter type is selectable only when CUSTOM is selected for the modem type in
the Utility Modem Type menu.
2. Code Rate 3/4 is not compatible with a combination of a CSC CLOSED Modulator
Type and Sequential Encoder.
3.4.5.1.4 MODULATOR:ENCODER TYPE
ENCODER TYPE
VITERBI
Encoder type selection. Select VITERBI or SEQUENTIAL encoder type.
Notes:
1. Change in EFD, ASYNC, or Custom modem types only.
2. A Sequential Encoder Type and a 3/4 Code Rate combination is
not compatible with a CSC CLOSED Modulator Type.
Press[
←], [→], [↑], or [↓] to move the flashing cursor. Press [ENTER] to execute the
change.