User's Manual

Innovator CU0TD-1/CU0RD-1 – CU4TD/CU4RD Initial On Site
ATSC Transmitter/Regenerative Translator Turn On Procedure
Instruction Manual, Rev. 1 45
Table 11.3: 8VSB Modulator Main Set Up Menu Screen (TD/RD)
(Not present with Axciter)
This is the System Set Up 8VSB Modulator Main Sub Screen. Push the ENTER button
to access the Set Up 8VSB Modulator submenus or push the DOWN Arrow to view
the next Set Up Main Sub Screen, which is the Set Up Upconverter Main Sub Screen.
NOTE: Refer to the description in Table 11B for how to change the values on the
following set-up screens.
Table 11.3.1: 8VSB Modulator MPEG Selection Set Up Screen (TD/RD)
This screen allows the user to select between an external and an internal
source in the 8 VSB modulator. During the installation of the system, an off
air signal may not be available to the modulator, therefore the user can set
the source to INTERNAL to generate an 8 VSB signal inside the drawer that
can be used for set up. Once the Receive Signal is available, the source must
be set to EXTERNAL. NOTE: The front panel Status LED will be Amber and
blinking, with no faults, events, if the MPEG input is set to Internal Source.
Table 11.3.2: 8VSB Modulator Linear Equalization Selection Screen (TD/RD)
This screen controls the operation of the linear equalizer. When set to ON,
the modulator applies linear correction to the IF output. When set to OFF, no
correction is applied to the IF.
Table 11.3.3: 8VSB Modulator Non Linear Equalization Selection Screen
(TD/RD)
This screen controls the operation of the non linear equalizer. When set to
ON, the modulator applies non linear correction to the IF output. When set to
OFF, no correction is applied to the IF.
Table 11.4: Upconverter Main Set Up Menu Screen (TD/RD)
This is the System Set Up Upconverter Main Sub Screen. Push the ENTER button to
access the Set Up Upconverter submenus. Push the LEFT Arrow to go back the Main
System Set Up Screen. NOTE: Refer to the description in Table 11B for how to
change the values on the following set-up screens.
Table 11.4.1: Upconverter Channel Type Selection Screen (TD/RD)
One of the above screens is displayed as the first screen on entering the
upconverter set up screens. It will indicate the Channel Type currently selected.
The display will not be blinking. Pushing the Down Button will display the
Upconverter Channel Selection Screen. NOTES: The Upconverter transmit
channel type should not be changed, unless the transmitter is being converted