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Configuring the Quad Channel QAM Card
PRBS Stuffing:
256 QAM signals with many MPEG2 stuffing packets might cause signal lock
problems on some set-top boxes. This can be solved by using pseudo random
binary sequence (PRBS) stuffing packets.
Note: PRBS stuffing packets are stuffing packets filled with random data.
Interleaving
The ITU-B version XDQA24 system allows modifying the interleaving type.
4018055 Rev B
33
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Troubleshooting
