System Operation
Configuring Host Hardware Interfaces
OceanTRx
TM
4-500 Installation and Operations Manual
8-23
8.5.4
Configuring IRD Signal Lock
This section describes how to configure the source type of IRD signal and enable the
signal.
8.5.4.1
Configuring the IRD (Integrated Receiver Decoder) Lock Hardware
Interface
To configure the IRD LOCK hardware interface:
1. From the
Host
menu, select
Hardware Interface
. The following dialog box appears.
2. Click on the
IRD
tab.
3. In the
Source
field, Select the relevant IRD source.
None
– Disabling the IRD from the CCU MODEM connector interface.
Digital Input Level
– Enabling IRD from the IRD Lock Signal on the CCU
connector MODEM interface.
Satellite Modem Lock
– Enabling IRD from the modem’s M&C on the CCU
MODEM connector interface.
4. In case
Digital Input Level
is selected, to select the polarity of the IRD lock signal,
In the
Locked State Voltage
field, select the relevant parameter (Positive/Negative).
5. Click
OK (Enter)
.
