User Manual Part 2

B
Analog Color Bar Generator B-1MTX5000 User and Technical Manual
Analog Color Bar
Generator
B.1 Appendix Overview
This appendix describes how to set up the optional Analog Color
Bar Generator (CBG). The optional CBG is available in either
NTSC or PAL versions.
The topics covered in this chapter are listed below.
Topic Page
Description B-1
Functions B-1
Operating Modes B-1
Configuration B-2
Technical Background B-2
Configuration B-2
General B-2
Entering Characters B-4
Preliminary Setup Procedure B-4
Configure Text Line A B-8
Configure Text Line B B-9
Configure Control Line B-9
Check the Configuration B-13
Configuration Reference B-16
Button Functions B-16
Full Character Set B-17
Character Subsets B-18
Delay Values B-18
B.2 Description
B.2.1 Functions
The CBG provides the following functions:
• Inserts a color bar pattern conforming to SMPTE
Engineering Guideline EG 1-1990 for SMPTE Color Bars
• Inserts test tones of 440 Hz and 1 kHz
• Lets you create and edit two lines of text that can be
added to the color bar display, at locations you select
• Allows you to control when the color bars and tones are
added to the transmitted signal and when to automatically
place the MTX5000 IDU into the standby mode.
B.2.2 Operating Modes
The CBG has four operating modes that are selected using the
MTX5000 IDU color LCD display panel touch screen and/or
function keys. The four operating modes are displayed on the
color LCD display panel Color Bars screen and are identified as
follows:
• Off - Color bars and audio test tones are turned off.
• On - Color bars and/or audio test tones are continuously
on.
• A Gen (Auto Generated) - If a loss of video signal occurs,
color bars and/or audio test tones are transmitted after a
programmable delay.
• A Stby (Auto Standby) - If a loss of video signal occurs,
the transmitter is automatically placed into standby (PA
turned off).