Topfield TF4000PVR User Manual page 11

2-1) Installing the PVR with two separated Antennas.
Installing the PVR with two separated Antennas.
The Connection Type in LNB setting menu
should be set to Separated.
2-2) Installing the PVR with one Antenna.
The Connection Type in LNB setting menu
should be set to Loop Through.
Tuner 1 and 2 can receive the RF signal of
the same polarity and the same band.
2-3) Installing the PVR with one dual LNB Antenna.
The Connection Type in LNB setting
menu should be set to Separated.
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