Topfield TF 7700 HD PVR TV Receiver User Manual


 
30 Service Search
The other is
K
u
band which ranges approximately from 12 to
18 GHz.
The LNB (Low Noise Block converter)
is used to take a wide band of relatively
high frequencies, amplify and convert
them to similar signals that is carried
at a much lower frequency, which is
called Intermediate Frequency (IF).
High frequencies from satellites are
converted into 950 to 2150 MHz by a
LNB.
Select the Installation
>
LNB Set-
ting menu to configure the LNB
settings. You should see a
screen like the left figure.
Pressing the
OK
button on the Satellite Name option displays
the satellite list in alphabetic order. Select the satellite toward
which your antenna is set to face.
You have to specify which tuner is connected to your selected
satellite. If it is LNB 1 IN, set the Tuner Select option to Tuner
1; otherwise, set it to Tuner 2.
If you have connected the LNB 1 OUT and LNB 2 IN with a
loop-through cable, then set the Connection Type option to
Loop Through; otherwise, set it to Separated.