User manual

MRD 3187B User Manual
Page 81
RDS 1
Source ID
►CA Systems
CA Systems RDS 1
►CA Mode:Automatic
4.15 CA Decryption – Option 8721
General Information
Install Location: Factory Installed Option (Not Field Upgradeable)
I/O: Two external slots in the front of the unit. The transport stream is input and output
through the various other option cards
Description: The MRD 3187B can be configured with this option to be able to decrypt a
Conditional Access transport stream. In Config 1 the dual CAM functionality can be
used to decrypt multiple services to send out ASI, essentially looping the stream through
the MRD 3187B for decryption.
Note: the dual CAM functionality is only available in a Config 1 when the CAS mode
is set to manual.
In Config 2 each slot links to its respective RDS.
CAM Setup
To setup the MRD 3187B to decrypt Conditional
Access Streams use the following steps.
1. Press the button to bring the display back
to the RDS status screen.
2. Press the button to access the RDS 1
Decoder Menu.
Note: For Configuration 2 units, all of the following
instructions apply exactly the same except, use the
button to access the RDS 2 Decoder Menu.
3. Use the and buttons to move the cursor
to, “CA Systems,” then press the button.
4. Use the and buttons to move the cursor
to, “CA Mode,” then press the button.
5. Use the and buttons to change the
mode (Automatic or Manual), then press the
button to save the selection.
Note: Depending on the mode selection, the menus
below the mode options will have changed. .
Automatic
Once CA Mode has been set to Automatic, the
CAM will decrypt only one program no matter
how many programs the CAM is capable of
decrypting (i.e. Even if the CAM can decrypt 4