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CDM-600L Satellite Modem
Front Panel Operation
If TARGET-EbNo/RANGE is selected, the following menu will be displayed:
MINIMUM EbNo OF REMOTE MODEM = 5.0dB
MAXIMUM PERMITTED POWER INCREASE = 9dB
Edit Procedures:
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If ALARM ACTION is selected, the following menu will be displayed:
MAX TX PWR ACTION = NONE
REM DEMOD UNLOCK ACT = NOM-PWR(NOM, MAX)
Select the action that will occur if the AUPC causes the maximum output power level to
be reached, either NONE or Tx ALARM.
Select the action that will occur if the remote demod is unlocked. The choices are: NOM-
PWR (Nominal Power), where the output level will revert to the nominal power level set
under MANUAL, or MAX-PWR, (Maximum Power), where the ouput level will change
to the maximum permitted.
Press ENTER.
CONFIG: TX: ENCODER
ENCODER = TURBO (NONE,VIT,SEQ,TCM,TURBO)
REED-SOLOMON= OFF (ON,OFF)
Select the parameter to edit using the [←] [→] arrow keys.
The Encoder options are shown in the parentheses. Select using the [↑] [↓] arrow keys,
then press ENTER. The choices are:
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Edit the target Eb/No of the remote modem. The default value is 3.0 dB, and
upper limit is 9.9 dB.
Edit the maximum permitted increase in power level when in AUPC mode. The
default value is 1dB, and upper limit is 9 dB.
Press ENTER.
Viterbi
Sequential
Trellis Coded Modulation – 8-PSK Rate 2/3 only (FAST option)
Turbo (Hardware option)
None (uncoded)
(NONE, TX-ALM)
6–10
Revision 0
MN/CDM600L.IOM
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