Table of Contents
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1.
OVERVIEW .......................................................................................................................... 1
1.1. FUNCTIONAL DESCRIPTION .................................................................................................. 2
2.
INSTALLATION ................................................................................................................... 3
2.1. VIDEO CONNECTIONS ............................................................................................................ 4
2.2. GENLOCK REFERENCE.......................................................................................................... 4
2.3. AUDIO AND AUX I/O ................................................................................................................ 4
2.3.1.
Analog Audio Connections ........................................................................................... 5
2.3.2.
General Purpose Inputs and Outputs........................................................................... 6
2.3.3.
RS-232 Serial Port Connections .................................................................................. 7
2.4. INSTALLING THE BULKHEAD BREAKOUT PANEL.............................................................. 7
3.
SPECIFICATIONS ............................................................................................................... 8
3.1. SERIAL DIGITAL VIDEO INPUT .............................................................................................. 8
3.2. SERIAL DIGITAL VIDEO OUTPUT .......................................................................................... 8
3.3. GENLOCK INPUT ..................................................................................................................... 8
3.4. ANALOG VIDEO OUTPUT ....................................................................................................... 8
3.5. ANALOG AUDIO OUTPUT ....................................................................................................... 9
3.6. AES AUDIO OUTPUTS............................................................................................................. 9
3.7. GENERAL PURPOSE IN/OUT.................................................................................................. 9
3.8. CONTROL AND DATA LOGGING SERIAL PORT .................................................................. 9
3.9. ELECTRICAL .......................................................................................................................... 10
3.10. PHYSICAL............................................................................................................................... 10
4.
STATUS LEDS................................................................................................................... 11
5.
OUTPUT TIMING CALIBRATION PROCEDURE.............................................................. 12
7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch
TABLE OF CONTENTS
........................................................................................................ 11
............................................................................................................ 11
Revision 1.6
7700 MultiFrame Manual
7735AVC-LB - i
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Summary of Contents for evertz 7700
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Page 1: Table Of Contents
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch TABLE OF CONTENTS OVERVIEW .......................... 1 1.1. FUNCTIONAL DESCRIPTION ....................2 INSTALLATION ........................3 2.1. VIDEO CONNECTIONS ......................4 2.2. GENLOCK REFERENCE......................4 2.3. AUDIO AND AUX I/O ........................ 4 2.3.1. - Page 2 7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 5.1. CALIBRATE TIMING OF THE OUTPUT VIDEO..............12 5.2. VERIFY TIMING OF THE INPUT VIDEO ................12 AUDIO ALARM CALIBRATION PROCEDURE ..............13 6.1. CALIBRATE AUDIO SILENCE DETECTION ................. 13 6.2.
- Page 3 7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5.13. Monitoring the Vertical Delay between the Input and Output Video......22 7.5.14. Setting the Colour Frame sequence of the Analog Output Video – 525 Line Video . 23 7.5.15.
- Page 4 7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.8.5. Restoring the AVC to its Factory Default Configuration ..........36 7.9. CLEAR FAULTS AND PEAKS ....................36 CONFIGURING THE AVC USING THE CONFIGSET SOFTWARE ........37 CONTROLLING THE 7735AVC-LB FROM THE COMMUNICATIONS PORT ....38 10.
- Page 5 Jun 08 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 affected 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 expressed or implied.
- Page 6 7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch This page left intentionally blank 7735AVC-LB - vi Revision 1.6...
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Page 7: Overview
The 7735AVC-LB is a 10-bit component SDI to composite analog converter with line synchronizing buffer, audio de-multiplex and digital to analog converter. The 7735AVC-LB is also equipped with Evertz’s SoftSwitch™ technology, which mitigates audio pops during hot-switching while maintaining consistent video and audio sequences and formats. -
Page 8: Functional Description
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 1.1. FUNCTIONAL DESCRIPTION On the 7735AVC-LB, serial digital video is converted to parallel and the embedded audio is de- multiplexed. The video is clocked into a line buffer which is then clocked out of the line buffer in time with the reference timing. -
Page 9: Installation
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch INSTALLATION The 7735AVC-LB version comes with a companion rear plate that has 7 BNC connectors and one high density female DB-15, occupying two slots in the 7700FR frame. Figure 2-1 provides an illustration of the rear panel. -
Page 10: Video Connections
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 2.1. VIDEO CONNECTIONS Connect a source of component digital 525 or 625 line 270 Mb/s video to the BNC labeled SDI INPUT. Analog video output is available on the ANALOG OUTPUT BNCs. Two SDI outputs are also available through the SDI OUTPUT BNCs. -
Page 11: Analog Audio Connections
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch The physical layout is as follows: GPI2 AES2 AES1 GPI1 GPO1 Table 2-2: Audio and Aux I/O Physical Layout Connect to the shell for ground. 2.3.1. Analog Audio Connections Four channels of balanced analog audio are available through this connector. -
Page 12: General Purpose Inputs And Outputs
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 2.3.2. General Purpose Inputs and Outputs The GPIs are active low with internal pull up resistors (4.7kΩ) to +5V. To make an input active, lower the signal to near ground potential (i.e. connect to shell or chassis ground). This can be done with a switch, relay, TTL drive, GPO output or other similar methods. -
Page 13: Rs-232 Serial Port Connections
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 2.3.3. RS-232 Serial Port Connections The COM port signals are standard RS-232 with no hardware flow control. The directions of the signals are indicated in Table 2-1. The RS-232 port on the AUDIO AND AUX I/O connector is used for control and data logging of status and fault conditions. -
Page 14: Specifications
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch SPECIFICATIONS 3.1. SERIAL DIGITAL VIDEO INPUT Standard: SMPTE 259M-C – 525 or 625 line component Connector: 1 BNC per IEC 169-8 Termination: 75 ohm Equalization: Automatic 200m @ 270 Mb/s with Belden 8281 or equivalent cable Return Loss: >... -
Page 15: Analog Audio Output
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 3.5. ANALOG AUDIO OUTPUT Number of Outputs: Type: Balanced analog audio Connector: Female High Density DB-15 Output Impedance: 33Ω Sampling Frequency: 48kHz Signal Level: 0dB FS =>8 to 24dBu (user settable) NOTE: High impedance loads only (10 kΩ) -
Page 16: Electrical
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 3.9. ELECTRICAL Voltage: + 12VDC Power: 12 Watts EMI/RFI: Complies with FCC Part 15, class A and EU EMC directive 3.10. PHYSICAL Number of slots: 7735AVC-LB - 10... -
Page 17: Status Leds
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch STATUS LEDS 4.1. MODULE STATUS LEDs MODULE STATUS: This Green LED will be on when the module is operating properly. This Red LED makes it easy to identify one module in a frame that is missing an LOCAL FAULT: essential input or has another fault. -
Page 18: Output Timing Calibration Procedure
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch OUTPUT TIMING CALIBRATION PROCEDURE This section contains a detailed description on setting the various Genlock phasing and colour framing parameters. Items in italics refer to menu items in the 7735AVC-LB. The following description uses 525 line parameters for simplicity of discussion, however calibrating the card for 625 video is identical using 625 line parameters. -
Page 19: Audio Alarm Calibration Procedure
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch AUDIO ALARM CALIBRATION PROCEDURE This section contains detailed descriptions outlining how to set the various audio warning/error detection parameters. Some of the audio alarm detection algorithms are dependent on the state of other audio alarm detectors. -
Page 20: Calibrate Audio Mono Detection
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 6.3. CALIBRATE AUDIO MONO DETECTION 1. Supply the card with a stereo signal that originated from mono material and that has a large amount of uncorrelated noise added to each channel. This will allow the user to set the Mono Threshold to a value that will detect the mono condition in the presence of noise. -
Page 21: On Screen Menus
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch ON SCREEN MENUS 7.1. NAGIVATING THE ON SCREEN MENU SYSTEM A toggle switch and pushbutton allow card edge navigation of a set of on-screen menus used to configure the card. -
Page 22: Changing Text Fields
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.2. CHANGING TEXT FIELDS Some of the controls of the OSD menu allow the user to adjust a text-based field. Editing a line of text can be rather tedious using a toggle switch and a pushbutton; however, it can be done with the following procedure: Select the text to edit by pressing the pushbutton when the menu item is selected. -
Page 23: Configuring The Audio Controls
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch Configuration of the parameters associated with audio de-multiplexing and the Audio analog audio outputs. Video/SID Controls for the operation of video processing. Configuration of the General Purpose Outputs. -
Page 24: Selecting The Audio Source To Monitor
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.4.1. Selecting the Audio Source to Monitor Audio Up to 4 groups of audio may be de-embedded from and re-embedded in the incoming SDI video. This control selects which one of the four to de-embed, Audio source monitor and re-embed. -
Page 25: Configuring The Video And Source Id Controls
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5. CONFIGURING THE VIDEO AND SOURCE ID CONTROLS The Video/SID menus are used to configure parameters associated with the video input and output functions and the Source ID decoders. The chart below shows the items available in the Video/SID menu. -
Page 26: Setting The Line 21 Setup Pedestal
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5.1.2. Setting the Line 21 Setup Pedestal Video/SID When the NTSC setup pedestal is turned on using the NTSC Setup Pedestal control, setup will be applied to all lines of the active picture Analog Video starting at line 21. -
Page 27: Setting The Brightness
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5.1.8. Setting the Brightness Video/SID This control allows the user to adjust the brightness of the analog video in increments of 0.1 IRE. Analog Video Brightness -7.5 to 15.0 7.5.2. -
Page 28: Setting The Pesa Source Id Line Number - 625 Line Video
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5.7. Setting the PESA Source ID Line Number – 625 Line Video Video/SID This control enables the user to set the VBI line number that contains the PESA SID information when operating in 625 video mode. If the wrong line 625 PESA line number is set, no SID will be decoded. -
Page 29: Setting The Colour Frame Sequence Of The Analog Output Video - 525 Line Video
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.5.14. Setting the Colour Frame sequence of the Analog Output Video – 525 Line Video Video/SID This control enables the user to set offset between colour frame A of the NTSC reference and colour frame A of the NTSC analog output video. -
Page 30: Gpo Configuration
In addition, this output can be configured to be active high or low. The 7700 frame also has a fault monitoring LED and general-purpose output. The user has the ability to configure which faults the 7735AVC-LB will assert onto the frame status system. The GPO configuration menu contains the controls used to configure the GPOs. -
Page 31: Fault Definitions
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7. FAULT DEFINITIONS The Fault definition menu items are used to configure the fault settings, and the presentation of the fault conditions. The chart below illustrates the items available in the Fault definition menu. Sections 7.7.1 to 7.7.11 provide detailed information about each configuration item for the fault definitions. -
Page 32: Setting Up How A Fault Is Triggered And How It Is Presented
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.1. Setting Up How a Fault Is Triggered and How It Is Presented The AVC has two fault conditions that can be configured to warn the user of numerous conditions. The Fault condition 1 and Fault condition 2 menu items are used to configure when fault 1 or fault 2 are triggered, and how the fault should be presented. -
Page 33: Setting Video Invalid Durations
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch Video invalid Video absent or different than Video Standard Setting. Loss of audio Audio absent. Loss of audio ch 1/2 Audio channel 1/2 absent. Loss of audio ch 3/4 Audio channel 3/4 absent. -
Page 34: Error Detection And Handling (Edh) Error Duration
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.3. Error Detection and Handling (EDH) Error Duration Fault definitions A check sum is calculated for every field of video and compared to the same EDH check sum transmitted in the vertical interval. If the check... -
Page 35: Setting The Audio Over Duration
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.4.2. Setting the Audio Over Duration Fault definitions This control sets the duration, in number of consecutive samples that are at or above the Over level before a fault condition exists. -
Page 36: Setting The Audio Phase Reversal Level
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.6.1. Setting the Audio Phase Reversal Level Fault definitions This control sets the amount of phase difference before the audio is considered to be out of phase. This phase reversal is calculated by Phase reversal level comparing the difference of the two channels to the average of the two. -
Page 37: Setting The Audio Mono Threshold Level
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.7.1. Setting the Audio Mono Threshold Level Fault definitions This control sets the level of L/R audio difference under which is Mono threshold level considered mono. 0.2 to 0.5 in 0.01... -
Page 38: Setting The Picture Freeze Duration
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.7.10.2. Setting the Picture Freeze Duration Fault definitions This control sets duration, in video frames, of video activity under the Picture noise level that is considered a fault. -
Page 39: Detecting Picture Black Duration
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch Failing to accomplish optimal adjustment of the Picture noise level will result in either: • A large number of false alarms, or • Lack of alarm condition when the video is frozen The Picture noise level and Picture freeze duration controls have been designed with the ability to detect short-term "digital"... -
Page 40: Setting The Status Poll Polling Rate
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.8.2.1. Setting the Status Poll Polling Rate Utilities This control sets the rate at which card status is sent out the rear serial port. Data logging Status poll setup... -
Page 41: Setting The Avc's Data Logging Id
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.8.2.6. Setting the AVC’s Data Logging ID Utilities All data logs include a text string that can be used to uniquely identify a 7735AVC-LB card. Data logging Card id This menu item is used to set the text string. -
Page 42: Recall Avc Configurations From The User Presets
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 7.8.3.2. Recall AVC Configurations from the User Presets Utilities This control is used to initiate a recall of the current card configuration from one of the user presets. -
Page 43: Configuring The Avc Using The Configset Software
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch CONFIGURING THE AVC USING THE CONFIGSET SOFTWARE A companion application software called ConfigSet was shipped with the order of AVC cards (ConfigSet Version 1.2 or later is required to work with the AVC cards). This software allows the user to move configurations from card to card using a standard PC computer. -
Page 44: Controlling The 7735Avc-Lb From The Communications Port
ConfigSet software supplied with the 7735AVC-LB (please refer to section 8). For more information on the protocol used for these services please contact Evertz Microsystems Ltd. for the following documents: 1. Communications Protocol Specification Revision 1.16 or greater for the description of the low level (application non-specific) description of the communications dialog. -
Page 45: Jumpers
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch JUMPERS EVERTZ (A) 7700PB2 MODULE STATUS SIGNAL PRESENT AUDIO Run Upgrade FRAME STATUS SFF POWER +12V Figure 10-1: Location of Jumpers on 7700PB2 Boards 10.1. SELECTING WHETHER LOCAL FAULTS WILL BE MONITORED... -
Page 46: Configuring The Module For Firmware Upgrades
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch 10.2. CONFIGURING THE MODULE FOR FIRMWARE UPGRADES The following method can be used to upgrade the firmware in the 7735AVC-LB card. The user can also use the UPGRADE menu item located on the UTILITIES menu to upgrade the firmware. -
Page 47: Menu Quick Reference
7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch MENU QUICK REFERENCE Audio Video/SID GPO configuration Fault definitions − Audio Source − Analog Video − GPO1 active state − Fault condition 1 − Ch 1/2 swap − NTSC setup pedestal −... - Page 48 7700 MultiFrame Manual 7735AVC-LB Video Composite Encoder and Audio DAC with SoftSwitch Utilities Clear Fault − About… − Data logging − Status poll setup − Poll rate − Query Status − Fault log setup − Event stamp mode − Fault log enable −...
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