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evertz 7700 Manual

Hdtv test signal generator
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1.
OVERVIEW.......................................................................................................................................... 1
2.
INSTALLATION................................................................................................................................... 2
3.
SPECIFICATIONS............................................................................................................................... 3
3.1. GEN LOCK INPUT .............................................................................................................................. 3
3.2. HD SERIAL VIDEO OUTPUTS ........................................................................................................... 3
3.3. ELECTRICAL ...................................................................................................................................... 3
3.4. PHYSICAL........................................................................................................................................... 4
4.
STATUS LEDS .................................................................................................................................... 4
4.1. MODULE STATUS LEDS ................................................................................................................... 4
4.2. AUDIO GROUP STATUS LEDS ......................................................................................................... 5
5.
CARD EDGE CONTROLS .................................................................................................................. 5
5.1. SELECTING THE OUTPUT VIDEO FORMAT .................................................................................... 5
5.2. SELECTING THE GEN LOCK REFERENCE TYPE........................................................................... 7
5.3. SELECTING THE COLOUR SPACE IN 4:4:4 MODE......................................................................... 7
5.4. SELECTING THE OUTPUT MODE (4:2:2 OR 4:4:4) ......................................................................... 7
5.5. SELECTING THE TEST SIGNAL ....................................................................................................... 8
5.5.1. Description Of Unique Test Signals ......................................................................................... 9
5.5.1.1. Clean Aperture with Graticule ................................................................................... 9
5.5.1.2. Production Aperture .................................................................................................. 9
5.5.1.3. The Grey Signals....................................................................................................... 9
5.6.1. Top Level Menu Structure...................................................................................................... 10
5.6.2. Configuring 7750TG2-HD Gen Lock Input ............................................................................. 11
5.6.2.1. Selecting the Gen Lock Input Type ......................................................................... 11
5.6.3. Configuring 7750TG2-HD Embedded Audio Parameters ...................................................... 14
5.6.3.1. Audio Group Selection ............................................................................................ 15
5.6.3.2. Audio Channel Selection ......................................................................................... 15
7750TG2-HD HDTV Test Signal Generator
Revision 1.2.3
7700 MultiFrame Manual

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  • Page 1: Table Of Contents

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator OVERVIEW............................1 INSTALLATION........................... 2 SPECIFICATIONS..........................3 3.1. GEN LOCK INPUT ..........................3 3.2. HD SERIAL VIDEO OUTPUTS ......................3 3.3. ELECTRICAL ............................3 3.4. PHYSICAL............................4 STATUS LEDS ............................ 4 4.1. MODULE STATUS LEDS ........................4 4.2.
  • Page 2 7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.6.4. Configuring the On Screen Message Display ................ 16 5.6.4.1. Editing the On Screen Message Display ..............16 5.6.4.2. Positioning the On Screen Message Display ............16 5.6.4.3. Setting the Display Time for the Signal Name Display ..........17 5.6.5.
  • Page 3 Oct 03 Information contained in this manual is believed to be accurate and reliable. However, Evertz assumes no responsibility for the use thereof nor for the rights of third parties, which may be effected in any way by the use thereof. Any representations in this document concerning performance of Evertz products are for informational use only and are not warranties of future performance, either express or implied.
  • Page 4 7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator This page left intentionally blank Revision 1.2.3...

  • Page 5: Overview

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator OVERVIEW The 7750TG2-HD Test Signal Generator provides a cost-effective method of generating 1.5 Gb/s HDTV 4:2:2 and 4:4:4 test signals. The 7750TG2-HD is ideal for checking signal path integrity, or to determine system performance over varying cable lengths.

  • Page 6: Installation

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator INSTALLATION The 7750TG2-HD module comes with a companion rear plate that has 5 BNC connectors. For information on mounting the rear plate and inserting the module into the frame see the 7700FR chapter section 3.

  • Page 7: Specifications

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator HD OUTPUT LINK B This pair of BNC connectors has with serial component video outputs compatible with the SMPTE 292M standard. DIP switches 1 to 5 select the video standard. (See Table 3) When the 7750TG2-HD is operating the 4:2:2 mode these outputs contain a black video signal.

  • Page 8: Physical

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 3.4. PHYSICAL 7700 or 7701 frame mounting: Number of slots: Stand Alone Enclosure: Dimensions: 14 “ L x 4.5 “ W x 1.9 “ H (355 mm L x 114 mm W x 48 mm H) Weight: approx.

  • Page 9: Audio Group Status Leds

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 4.2. AUDIO GROUP STATUS LEDS Four LEDs located on the lower end of the module (opposite the DIP switch) indicate the presence of embedded audio in the output video. The audio group LED 1 is located closest to the center of the module.

  • Page 10: Table 3: Video Format Dip Switch Settings

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator DIP Switch Common Pixels x Frame Progressive Valid Genlock Types Name Active Lines Rate /Interlace Bi-Level Tri-Level 1080i/60 1035i/60 1080i/60 1920 x 1080 525/60 1080p/30 1080p/30sF 1080i/59.94 29.97 1035i/59.94 1080i/59.94 1920 x 1080 525/59.94...

  • Page 11: Selecting The Gen Lock Reference Type

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.2. SELECTING THE GEN LOCK REFERENCE TYPE The 7750TG2-HD can free run on its internal crystal oscillator or be referenced to a genlock signal applied to the GEN LOCK input. The genlock signal may be a HD tri-level sync or a standard definition colour black video or 0.3 V bi-level sync.

  • Page 12: Selecting The Test Signal

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.5. SELECTING THE TEST SIGNAL When the 7750TG2-HD is not in the on screen setup menu, the toggle switch located on the front edge of the module is used to select test signal generated. Each time the toggle switch is pressed down the 7750TG2-HD advances to the next test signal.

  • Page 13: Description Of Unique Test Signals

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.5.1. Description Of Unique Test Signals This section describes features of some of the more unique test signals. 5.5.1.1. Clean Aperture with Graticule This signal contains a number of key physical dimensions of the HDTV active picture area. It divides the 16x9 aspect ratio clean aperture area into an 8x6 graticule grid.

  • Page 14: Top Level Menu Structure

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator Once you are in a sub menu, there may be another menu level, or there may be a list of parameters to adjust. If there is another set of menu choices, use the toggle switch to select the next choice with the same procedure as in the main menu.

  • Page 15: Configuring 7750Tg2-Hd Gen Lock Input

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.6.2. Configuring 7750TG2-HD Gen Lock Input The Gen Lock Setup menu is used to select the Gen Lock type, to adjust the phase of the output video (with respect to the Gen Lock Input) and whether the output will be phase locked or clock locked to the Gen Lock input.

  • Page 16: Setting The Timing Of The Output Video With Respect To The Gen Lock Input

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.6.2.3. Setting the Timing of the Output Video with Respect to the Gen Lock Input The V Phase and H Phase parameters allow you to control the timing of the output video with respect to the beginning of the frame on the Gen Lock reference input.

  • Page 17: Figure 4: Default Bi-Level Gen Lock Reference Timing

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator Line 4 (NTSC) Line 1 (PAL) Analog Bi-Level Sync Pixel 0 Digital Timing Reference H BLANKING VIDEO DATA Sync Start of Frame of Genlock Reference Figure 4: Default Bi-Level Gen Lock Reference Timing 750/59.94/P Video signal...

  • Page 18: Configuring 7750Tg2-Hd Embedded Audio Parameters

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 750/50/P Video signal 1125/50/I Video signal 1122 1123 1124 1125 625/50/I Video signal Figure 6: Default Signal Alignment in 50 Hz Field Rate Systems 5.6.3. Configuring 7750TG2-HD Embedded Audio Parameters The Audio Setup menu is used to select the audio group where embedded audio will be placed, and the frequency of the tones that will be put into each of the 4 embedded audio channels.

  • Page 19: Audio Group Selection

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.6.3.1. Audio Group Selection The Group parameter selects the Audio Group where embedded audio will be placed. AUDIO GROUP: No audio will be embedded in the video output. 1, 2, 3, 4 Up to 4 groups of audio may be embedded in the output video.

  • Page 20: Configuring The On Screen Message Display

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 5.6.4. Configuring the On Screen Message Display The 7750TG2-HD has a programmable 16-character text message that may be used to display a source identification message or any other information on the screen. The On Screen Display menu is used to enter the text message, to turn it on and off and set the position on the screen.

  • Page 21: Setting The Display Time For The Signal Name Display

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator Messages that are shorter than 16 characters can be moved within the 16-character text box using the Justify submenu item. This allows shorter messages to be positioned all the way to the left or right side of the screen 5.6.4.3.

  • Page 22: Selecting Whether Local Faults Will Be Monitored By The Global Frame Status

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator LINK SETUP On Screen Display items are shown on Link A only. If you are currently viewing the On screen menu on one of the Link B outputs it will disappear when you select this menu choice.

  • Page 23: Configuring The Module For Firmware Upgrades

    7700 MultiFrame Manual 7750TG2-HD HDTV Test Signal Generator 6.2. CONFIGURING THE MODULE FOR FIRMWARE UPGRADES UPGRADE The UPGRADE jumper J16 located at the front of the module is used when firmware upgrades are being done to the module. For normal operation it should be installed in the RUN position.
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