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typical DIRECTV tuner.

The second way is used if a QAM6 is in the chassis. The QAM major and minor numbers are set

along with the DIRECTV channel number. The IP address will be set to 192.168.6.(chassisId+1)

and the port will be set the QAM_Index * 16 + QAM_subchannel.

QamMajor – The QAM6 output QAM major channel number. This corresponds to the channel

number from the North American Cable Television Frequency Plan (see EIA-542B or

http://www.jneuhaus.com/fccindex/cablech.html ).

QamMinor – The QAM6 output QAM minor channel number. This corresponds to the

subchannel number (e.g., 2 in the channel number 13.2 or 13-2 is the subchannel number).

Major_Number – This field is equivalent to the DIRECTV channel number you tune to on a

typical DIRECTV tuner.

Use the link Advanced Edit to access the Advanced Tune page () described below.

There are many different functions available under the heading of the Advanced Tune screen.

Each of these functions will be detailed in the subsections that follow.

6.2.1 Tuning COM46 Cards using the Advanced Tune screen

The Basic Tune page can be used to change the main tuning parameters of a channel. Additional

tune parameters can be accessed by clicking the Advanced Edit hyperlink at the bottom of the

Basic Tune screen (), which brings one to the Advanced Tune screen (). A quicker method of

executing a mass tune for any number of cards is available under the TuneAll command (see

Section 6.6).

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Technicolor COM2000 Betreibershandbuch Seite 47