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Tektronix WVR6100 Series, Instructions Manual

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Tektronix WVR6100 Series Instructions Manual Download Page 5

WVR6100, WVR7000, and WVR7100 Specifications and Performance Verification

i

Table of Contents

General Safety Summary

v

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Preface

vii

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Related Documents

vii

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Specifications

Common Characteristics

1--2

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WVR7100 High Definition (HD) Characteristics

1--14

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Standard Definition (SD) Characteristics

1--16

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Option Characteristics

1--18

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Alarms

1--34

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Signal Input-to-Reference Compatibility Tables

1--37

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Certifications and Compliances

1--39

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Performance Verification

Test Records

2--3

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Functional Test Record (All Instruments)

2--3

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Video Performance Test Record (All Instruments)

2--5

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Video Performance Test Record (SD Instruments Only)

2--7

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Video Performance Test Record (Option CPS Only)

2--9

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Audio Performance Test Record (Options DA, AD, DD, and DDE Only)

2--10

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Audio Performance Test Record (Options DG and DS Only)

2--14

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Incoming Inspection

2--17

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Required Equipment

2--17

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Video and General Performance Verification

2--33

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Required Equipment

2--34

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Signal Source Characterization for Eye Signal Bandwidth

2--37

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Instrument Tests

2--39

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SD Video Tests

2--55

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Composite Analog (Option CPS) Video Tests

2--63

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Audio Performance Verification

2--71

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Required Equipment

2--71

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AES Audio Tests

2--72

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Audio Tests (Options DA, AD, DD, and DDE)

2--80

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Summary of Contents for WVR6100 Series

Page 1: ...on 071 1591 04 This document applies to firmware version 2 0 X and above Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform any servicing unless you are qualified to do so Refer to all safety summaries prior to performing service www tektronix com ...

Page 2: ...and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc Contacting Tektronix Tektronix Inc 14200 SW Karl Braun Drive P O Box 500 Beaverton OR 97077 USA For product information sales service and technical support H In North America call 1 800 833 ...

Page 3: ...s duties taxes and any other charges for products returned to any other locations This warranty shall not apply to any defect failure or damage caused by improper use or improper or inadequate maintenance and care Tektronix shall not be obligated to furnish service under this warranty a to repair damage resulting from attempts by personnel other than Tektronix representatives to install repair or ...

Page 4: ......

Page 5: ...Instruments 2 3 Video Performance Test Record All Instruments 2 5 Video Performance Test Record SD Instruments Only 2 7 Video Performance Test Record Option CPS Only 2 9 Audio Performance Test Record Options DA AD DD and DDE Only 2 10 Audio Performance Test Record Options DG and DS Only 2 14 Incoming Inspection 2 17 Required Equipment 2 17 Video and General Performance Verification 2 33 Required E...

Page 6: ...Table of Contents ii WVR6100 WVR7000 and WVR7100 Specifications and Performance Verification List of Figures Figure 2 1 Wiring diagram for LTC input cable 2 45 ...

Page 7: ...Program error alarms 1 10 Table 1 15 Ethernet 1 10 Table 1 16 XGA picture monitor output characteristics 1 11 Table 1 17 Ground closure remote LTC time code input characteristics 1 11 Table 1 18 Power supply characteristics 1 11 Table 1 19 Physical characteristics 1 12 Table 1 20 Environmental characteristics 1 12 Table 1 21 HD waveform vertical characteristics SDI inputs A and B WVR7100 only 1 14...

Page 8: ... 1 31 Table 1 42 Analog audio outputs Option AD 1 31 Table 1 43 Dolby Digital AC 3 compressed audio monitoring Option DD 1 33 Table 1 44 Dolby E and extended dolby digital AC 3 compressed audio monitoring Option DDE 1 33 Table 1 45 Common alarms WVR6100 WVR7000 and WVR7100 1 34 Table 1 46 HD specific alarms WVR7000 WVR7100 only 1 35 Table 1 47 SD specific alarms added with Option SD 1 35 Table 1 4...

Page 9: ...sure that the product is properly grounded Observe All Terminal Ratings To avoid fire or shock hazard observe all ratings and markings on the product Consult the product manual for further ratings information before making connections to the product Do not apply a potential to any terminal including the common terminal that exceeds the maximum rating of that terminal Powering Off The power cord pr...

Page 10: ...ces that could result in damage to this product or other property Terms on the Product These terms may appear on the product DANGER indicates an injury hazard immediately accessible as you read the marking WARNING indicates an injury hazard not immediately accessible as you read the marking CAUTION indicates a hazard to property including the product Symbols on the Product The following symbols ma...

Page 11: ...t User Manual This document provides detailed operating information H WVR6100 WVR7000 and WVR7100 Waveform Rasterizers User Technical Reference This document provides supplemental operating information H WVR6100 WVR7000 and WVR7100 Waveform Rasterizers Release Notes This document describes problems or behaviors that you might encounter while using the waveform rasterizer This document is provided ...

Page 12: ...Preface viii WVR6100 WVR7000 and WVR7100 Specifications and Performance Verification ...

Page 13: ...meters that have typical values information in this column is not guaranteed The specifications listed in the Electrical Specifications portion of these tables apply over an ambient temperature range of 0 _C to 50 _C The rated accuracies are valid when the instrument is calibrated in an ambient temperature range of 20 _C to 30 _C and has been operating continuously for at least 20 minutes within t...

Page 14: ...gn Off Screen Recovery 0 1 variation in baseline of a 5 MHz modulated pulse when positioned any where on screen X1 X5 or with any variable gain setting RGB Transcoder Accuracy 0 1 Bit Integrity Accurately shows both 8 and 10 bit signals Table 1 2 SDI Composite mode filter characteristics Characteristic Performance requirement Reference information Luma Filter Gain 1 0 1 relative to Flat no filter ...

Page 15: ... sweep can be positioned on screen in all sweep modes Any portion of the sweep can be set to the middle of the screen in non magnified mode Table 1 4 Component vector mode characteristics Characteristic Performance requirement Reference information Vector Display PB is displayed on the horizontal axis and PR is displayed on the vertical axis Vector Position Graticules and waveform move together wi...

Page 16: ...eading the SD WVR7000 WVR7100 option SD WVR6100 t e co o d e e ce s g a s ead g t e luma signal 1st tic mark from center 20 ns 2nd tic mark 40 ns 3rd tic mark 74 ns 1 luma sample 4th tic mark 148 ns 1 chroma sample HD WVR7000 WVR7100 1st tic mark from center 2 ns 2nd tic mark 5 ns 3rd tic mark 13 5 ns 1 luma sample 4th tic mark 27 ns 1 chroma sample Table 1 5 Diamond RGB gamut display characterist...

Page 17: ... to get correct as pect ratio Composite picture with blanking dis played does not show sync and burst but does show vertical interval signals such as VITS teletext and closed caption Tiled Modes Decimated with correct aspect ratio Safe Area Graticule standards based Displays safe action and safe title area graticules per SMPTE RP218 ARIB TR B4 V1 1 and ITU Includes requirements of BBC BBC Technica...

Page 18: ...9 s to 10 5 s decoding of even more extreme signals Late setting 10 3 s to 11 8 s Table 1 8 Measure display characteristics Characteristic Performance requirement Reference information Input timing relative to External Reference Display of V H timing offset graphically and numerically One clock cycle resolu tion Patented proprietary display Timing Display Zero Definition Vertical timing conforms t...

Page 19: ...s beginning on page 1 37 In Ext Ref mode waveform display and line select function derive timing from the Reference input Reference must have a frame rate compatible with the input as listed in the Signal Input to Reference Compatibility Tables Picture mode does not use timing from the Reference input Input Dynamic Range typical 6 dB range Absolute Maximum Input Voltage 8 5 V DC plus peak AC Input...

Page 20: ...I Video Format Indicates SDI video format listed in section Signal Input to Reference Compatibility Tables beginning on page 1 37 Shown in the Video Session display Stuck Bits Displays the state of unchanging bits in the SDI data stream Shown in the Video Session display Gamut Error Statistics Displays errored seconds and fields and percentage of fields with errors for RGB Composite and Luma Gamut...

Page 21: ...I ANC TC from SD WVR6100 VITC from 525 270 SDI LTC from Remote connector ANC TC from SD Option CPS all models VITC from composite Table 1 13 General characteristics Characteristic Performance requirement Reference information Presets 5 user presets and a Factory default Real Time Clock Time set by user used for log time stamps Field Upgradeable SW and FPGA All code except for boot flash can be upg...

Page 22: ...higher temperature Table 1 14 Program error alarms Characteristic Performance requirement Reference information Alarm Coverage Alarms only reported on selected input See Table 1 45 on page 1 34 for names and descriptions of common alarms Alarm Log Depth 10 000 alarm entries Volatile Alarm Log Time stamping Time of Day and Selectable LTC VITC or ATC Ancillary Time Code Alarm Notification All alarms...

Page 23: ... IEC Publication 461 LTC Signal Amplitude Range typical 0 2 Vp p to 5 0 Vp p balanced differential or single ended Ground Closure Input signaling TTL thresholds 5 V max input 0 5 V min input Pull low to assert Has internal 10 kΩ pull up to 5 V on each input Ground Closure Output characteristics Open collector output 30 V maximum 100 mA maximum 300 mW maximum Table 1 18 Power supply characteristics...

Page 24: ...ics Characteristic Performance requirement Reference information Temperature typical Exceeds Mil PRF 28800F for a class 5 product Operating 0 to 50 _C Non operating 40 to 75 _C Altitude typical Exceeds Mil PRF 28800F for a class 5 product Operating 3 000 meters 10 000 ft Non operating 12 000 meters 40 000 ft Humidity typical Do not operate with visible moisture on Operating 5 to 95 relative humidi...

Page 25: ...l of 0 27 g RMS 10 minutes per axis Non operating Tektronix Class 5 Random Vibration Non operating Test For Laboratory Benchtop Products Power Spectral Density 0 0175 g2 Hz from 5 to 100 Hz 3 dB octave from 100 to 200 Hz 0 00875 g2 Hz from 200 to 350 Hz 3 dB octave from 350 to 500 Hz 0 006132 g2 Hz at 500 Hz Overall level of 2 28 g RMS 10 minutes per axis Mechanical Shock typical Non operating 30 ...

Page 26: ...hoot Sine Squared Bars 2T30 bar 0 5 peak Ringing Sine Squared Bars 2T30 0 8 p p Low Pass Filter Frequency Response 3 dB attenuation at 4 MHz 25 dB attenuation at 15 MHz Response provides conventional noise reduction Table 1 22 HD physical characteristics SDI A and B inputs Characteristic Performance requirement Reference information Formats Supported 1485 1483 Mbit s component See Signal Input to ...

Page 27: ... 80 meters of Belden 8281 Typically operates to 130 meters Jitter Tolerance 0 35 UIp p above 1 MHz 5 UIp p at 10 kHz Input Timebase Range 1485 Mbit s 50 ppm or 1483 51 Mbit s 50 ppm Many functions continue to operate over a much wider range typically 10 000 ppm Table 1 23 Misc measurements and displays Characteristic Performance requirement Reference information Errors and Alarms See Table 1 46 on...

Page 28: ...k Ringing Sine Squared Bars 2T5 0 8 p p Pulse to bar ratio 0 99 1 to 1 01 1 on appropriate Sine Squared or Blackman 2T pulse Low Pass Filter Frequency Response SDI Component Only 3 dB attenuation at 800 kHz 32 dB attenuation at 3 MHz Response meets STD 205 Table 1 25 SD physical characteristics SDI inputs A and B WVR7000 WVR7100 Option SD WVR6100 Characteristic Performance requirement Reference in...

Page 29: ...er SMPTE 292M 1ፒ F Typically 275 meters using Belden 8281 coaxial cable Jitter Tolerance 0 4 UIp p above 1 MHz 5 UIp p at 10 kHz Input Timebase Range 270 Mbit s 50ppm Many functions continue to operate to much wider range typically 10 000 ppm Table 1 26 Misc measurements and displays WVR7000 WVR7100 Option SD WVR6100 Characteristic Performance requirement Reference information Errors and Alarms Se...

Page 30: ...Hz Delay Variation over Frequency 10 ns to 5 75 MHz Typically 2 0 ns Transient Response on sine squared 2T4 pulse Pulse to Bar Ratio 0 99 1 to 1 01 1 Pre shoot 1 Overshoot 1 Ringing 1 Luma Filter Gain 1 0 1 relative to flat gain at 50 kHz Luma Filter Response 3 dB attenuation at 800 KHz 32 dB attenuation at FSC Filter meets STD 205 Chroma Filter Gain 1 1 0 relative to flat gain Chroma Filter Respo...

Page 31: ...th power on Typically 46 dB to 6 MHz 40 dB to10 MHz Typically 35 dB with power off for standard amplitude video Video Input Cross talk Between Channels 60 dB to 6 MHz Loop through Isolation 70 dB to 6 MHz DC Offset with Restore Off typical 10 mV Measured in full screen mode at x5 vertical gain DC Restore Modes Fast Slow and Off modes Slow has a typical bandwidth of 10 Hz Fast has a typical bandwid...

Page 32: ...nce information Errors and Alarms See Table 1 48 on page 1 36 for additional detected error conditions Table 1 30 Picture display mode characteristics Option CPS Characteristic Performance requirement Reference information Composite Decoder Adaptive Comb Table 1 31 Composite vector mode characteristics Option CPS Characteristic Performance requirement Reference information Displayed Horizontal and...

Page 33: ...high pass filter HPF Bandwidth Accuracy Actual 3dB frequency within 10 of nominal Jitter Attenuation Error Displays jitter at frequencies from selected high pass filter HPF corner up to limit inherent in the serial bit rate HD at 10 Hz HPF Within 0 3 UI 10 for jitter frequencies above 5x the bandwidth selection Error for jitter frequencies between HPF setting and 5x HPF setting due to loop peaking...

Page 34: ...layed eye Measurements are valid on a clean signal only Excess jitter overshoot or other aberrations will reduce the accuracy Absolute accuracy is limited by Vertical Scale Accuracy Eye Risetime Falltime Measurement Accuracy typical 20 ps relative to cursor measure ment on displayed eye Measurements are valid on a clean signal only Excess jitter overshoot or other aberrations will reduce the accur...

Page 35: ...ye diagram display Two independent jitter demodulators may be config ured with different loop bandwidths One is applied to the upper two tiles of the display and the other applies to the lower two tiles Attenuation Accuracy Actual 3dB frequency within 10 of nominal High pass frequency response applies to jitter readout jitter wave form and Eye diagram display High End Frequency Response typical 3 ...

Page 36: ...on to 4 MHz HD at 100 Hz to 100 kHz HPF SD at All HPF Settings Within 0 05 UI 10 of reading for jitter frequencies from 5x bandwidth selection to 4 MHz Resolution 0 01 UI Jitter Waveform Amplitude Error typical Error for jitter frequencies between HPF setting and 5x HPF setting due to loop peaking maximum of 1 5 dB HD at 10 Hz HPF Within 0 4 UI 10 of reading for jitter frequencies from 5x bandwidt...

Page 37: ...ding for the cable type Requires clean SD signal with rise time less than 1 ns for full accuracy Excessive ringing or slower rise time may appear as increased cable length Measurement Resolution 2 m Measurement Range typical Cable loss range of 0 to 40 dB at serial bit rate Equivalent to H HD 0 to 120 m Belden 8281 H SD 0 to 400 m Belden 8281 Cable Loss Measurement Displays loss near 160 MHz minus...

Page 38: ...s and the extra pair Audio Sources Selected from AES A inputs AES B inputs embedded audio Level Meter Resolution 0 056 dB steps at 30 dB scale for from full scale to 20 dB FS 0 20 dB Steps at 0 to 70 dB scale for signals above 20 dB FS Tiled display Correlation Meter Speed User selectable 1 to 20 Factory default set to 8 Speed 1 averages over 0 0167 s Speed 2 averages over 0 0333 s Speed 3 average...

Page 39: ...utive 0 samples for Mute Indication user selectable Off or 1 to 100 Factory default set to 10 0 is off Clip Mute error readout Hold Time 1 to 30 seconds user selectable factory default set to 2 Silence Indication Threshold Audio level below which the signal will be considered silent Used to trigger on screen indication and alarms Silence Indication Delay Off or 1 to 60 seconds user selectable Indi...

Page 40: ...itive while units below it are negative Table 1 36 Audio bar and aux displays Option DS Characteristic Performance requirement Reference information Phase Display AGC AGC automatic gain control may be configured on or off AGC time constant 0 5 sec to expand display after a 0 to 40 level transition 0 05 sec to reduce gain after a 40 to 0 dB level transition Phase Display Manual Scaling When AGC is ...

Page 41: ... power on or off Input B has active terms that go to a higher impedance with the power off Input Amplitude Range typical 0 2 V to 2 V p p Input Sample rate 32k 44 1k 48k and 96k samples second Input Lock Range typical Greater than 5 of nominal sample rate After exceeding 5 the instrument may search again for a new lock point Typically stays locked to 12 5 Level Meter Accuracy over Frequency typica...

Page 42: ...io extraction and monitoring on status bar Option DS Characteristic Performance requirement Reference information Embedded Audio Detection Identifies the presence or absence of up to 16 channels of Embedded digital audio Embedded Audio Formatting For SD 24 bit Embedded audio is SD WVR7000 or WVR7100 Option SD WVR6100 Extracts 20 bit audio formatted according to SMPTE 272M operation Levels A and B ...

Page 43: ...d as the displayed bar level in any channel that results from a full scale signal on a different input pair in that input Maximum Input Levels 24 dBu Must not exceed max power specifi cation on analog outputs Configure output attenuation if necessary Sampling Resolution 24 bits at 48 kHz Input Impedance typical 24 kΩ balanced Unbalanced input impedance is typically 18 kΩ Off Isolation typical 80 d...

Page 44: ...alog Output Gain Accuracy over frequency 1 dB 20 Hz to 20 kHz 24 dBu to 16 dBu Output Impedance typical 50 Ω balanced Intended to drive a high impedance load Drivers are capable of driving a minimum load impedance of 300 Ω but may overheat Do not exceed the maximum rated power Digital Input to Analog Output Distortion THD N typical 0 02 from full scale to 30 dBFS 20 Hz to 20 kHz Analog Input to An...

Page 45: ...isplay Displays basic Dolby Digital status and bit stream metadata Option DDE Extended Dolby Digital Audio is available for the WVR6100 and WVR7100 but not for the WVR7000 Table 1 44 lists the the characteristics specific to Option DDE Option DDE additionally includes all the functions and characteristics of Option DD Table 1 44 Dolby E and extended dolby digital AC 3 compressed audio monitoring O...

Page 46: ...signal format detected on the selected video input differs from the configured Input Format or that the format detected differs from that indicated by the signal s SMPTE 352 payload identifier Vid Ref Mismatch The Ref signal format is not compatible with the Input signal format See Signal Input to Reference Compatibility Tables beginning on page 1 37 Line Length Error The length of a video line di...

Page 47: ...tion ancillary data SMPTE334M was found in the selected video input signal TSID Missing No Transmission Signal Identifier was found in the selected video input signal TSID Format Error Detected Transmission Signal Identifier is not an allowed value Table 1 46 HD specific alarms WVR7000 and WVR7100 only Alarm Indication Video Not HD The selected SDI video input signal is not an HD format Line Numbe...

Page 48: ...condition of an AES input CRC Error The AES channel status CRC as calculated by the instrument does not agree with the CRC embedded in the channel status bytes V Bit The Validity bit is set high for one or more AES audio samples In the AES EBU standard a set validity bit indicates that the sample is not suitable for conversion to audio AES Parity Incorrect parity in one or more AES audio samples A...

Page 49: ...29 97 23 98 Hz input and reference format combinations Reference Format 720p 1080p 1080sf 1080p 1080sf 1080i Input Format NTSC 23 98 29 97 59 94 23 98 23 98 29 97 29 97 59 94 720p 23 98 Hz 3 H H H H H 720p 29 97 Hz 3 H H H 720p 59 94 Hz 3 H H H H H 1080p 23 98 Hz 3 H H H H H 1080sf 23 98 Hz 3 H H H H H 1080p 29 97 Hz 3 H H H 1080sf 29 97 Hz 3 H H H 1035i 59 94 Hz 3 H H H 1080i 59 94 Hz 3 H H H 483...

Page 50: ...z 1 H H H H 1080p 30 Hz 1 H H 1080sf 30 Hz 1 H H 1035i 60 Hz 1 H H H H 1080i 60 Hz 1 H H H H 1 Available with WVR7000 and WVR7100 Table 1 53 50 25 Hz input and reference format combinations Reference Format 720p 1080p 1080sf 1080i Input Format PAL 25 50 25 25 50 720p 25 Hz 3 H H H 720p 50 Hz 3 H H H 1080p 25 Hz 3 H H H 1080sf 25 Hz 3 H H H 1080i 50 Hz 3 H H H 576i 50 Hz 625 2 H H H PAL 50 Hz 1 H 1...

Page 51: ...d and conducted emissions H EN 55103 1 Annex A Radiated magnetic field emissions H EN 55103 1 Annex B Inrush current 2 H Part 2 Immunity H IEC 61000 4 2 Electrostatic discharge immunity H IEC 61000 4 3 RF electromagnetic field immunity H IEC 61000 4 4 Electrical fast transient burst immunity H IEC 61000 4 5 Power line surge immunity H IEC 61000 4 6 Conducted RF Immunity H IEC 61000 4 11 Voltage di...

Page 52: ...rements for electrical equipment for measurement control and laboratory use Test and measuring equipment Class 1 grounded product A measure of the contaminates that could occur in the environment around and within a product Typically the internal environment inside a product is considered to be the same as the external Products should be used only in the environment for which they are rated H Polu...

Page 53: ...61010 1 Note Rated for indoor use only Terminals on this product may have different installation overvoltage category designations The installation categories are H Measurement Category III For measurements performed in the building installation H Measurement Category II For measurements performed on circuits directly connected to the low voltage installation H Measurement Category I For measureme...

Page 54: ...Specifications 1 42 WVR6100 WVR7000 and WVR7100 Specifications and Performance Verification ...

Page 55: ...te to which instruments and options they apply The procedures are arranged in two basic sections Incoming Inspection Procedures and Performance Verification Procedures The tests in this chapter provide an extensive confirmation of performance and functionality when the following requirement is met NOTE The waveform rasterizer must have been operating for a warm up period of at least 20 minutes and...

Page 56: ...Performance Verification 2 2 WVR6100 WVR7000 and WVR7100 Specifications and Performance Verification ...

Page 57: ...cord All Instruments Use the following table to record the results from the functional test WVR6100 WVR7000 WVR7100 Waveform Rasterizer Functional Test Record Instrument Serial Number Certificate Number Temperature RH Date of Calibration Technician Functional Test Incoming Inspection Incoming Outgoing Comments Basic Turn On and Self Test Front Panel LEDs POST Front Panel Test Factory Preset Button...

Page 58: ... Audio Input Options DA AD DD DDE only Analog Audio input A ports 1 6 display bar Analog Audio input B ports 1 6 display bar Analog Audio Output Options DA AD DD DDE only Digital Audio Input Options DA DG AD DS DD DDE only AES Audio input A to Display Bar AES Audio input B to Display Bar Embedded Audio to Display Bar Embedded Audio to Lissajous Display Digital Audio Output Options DA DG AD DS DD D...

Page 59: ...of Calibration Technician Performance Test Minimum Incoming Outgoing Maximum HD SDI Input Level Low and High WVR7000 WVR7100 only Input A Low Level 720 Input A High Level 880 Input B Low Level 720 Input B High Level 880 HD SDI Input Equalization Range WVR7000 WVR7100 only Input A 20 dB Input B 20 dB HD SDI Loop Through Isolation WVR7000 WVR7100 only Pass HD SDI Return Loss A and B Inputs WVR7000 W...

Page 60: ... 76 m 127 m Approx Cable Length 0 m SDIB 0 m 17 m Approx Cable Length 100 m SDIB 76 m 127 m HD Jitter Tests WVR7100 only HD Jitter Readout Noise Pass HD Jitter Waveform Noise WVR7100 option PHY only Pass HD 10 second Jitter Bounce Pass HD Jitter Readout Accuracy Pass HD Jitter Waveform Accuracy WVR7100 option PHY only Pass HD Jitter Vibration Pass HD Recovered Sine Wave Fidelity Pass Eye Gain SDI ...

Page 61: ...ion SD installed WVR6100 or WVR7000 WVR7100 with Option SD installed Waveform Rasterizer Video Performance Test Record Instrument Serial Number Certificate Number Temperature RH Date of Calibration Technician Performance Test Minimum Incoming Outgoing Maximum SD SDI Input Level Low and High Input A Low Level 720 Input A High Level 880 Input B Low Level 720 Input B High Level 880 SD SDI Input Equal...

Page 62: ...tion Technician Performance Test Minimum Incoming Outgoing Maximum SD Cable Meter 0 m SDIA 0 m 17 m SD Cable Meter 100 m SDIA 76 m 127 m SD Cable Meter 0 m SDIB 0 m 17 m SD Cable Meter 100 m SDIB 76 m 127 m SD Jitter Readout Noise Pass SD Jitter Waveform Noise option PHY only Pass SD 10 second Jitter Bounce Pass SD Jitter Readout Accuracy Pass SD Jitter Waveform Accuracy option PHY only Pass SD Ji...

Page 63: ...layed Vertical Measurement Accuracy 99 707 71mv 101 722mv Composite Analog Frequency Response 99 7mv 101 7mv Composite Analog Delay Variation Over Frequency Group Delay 10ns 7 1mv 10ns 7 1mv Composite Analog Pulse to Bar Ratio 99 7mv 101 7mv Composite Analog Field Rate Tilt 0 5 3 5mv 0 5 3 5mv Composite Analog Line Rate Tilt 0 5 3 5mv 0 5 3 5mv Composite Analog Input Return Loss A and B Inputs Inp...

Page 64: ...erformance Test Minimum Incoming Outgoing Maximum AES Audio Return Loss AES A 1 2 In 25 dB AES A 3 4 In 25 dB AES A 5 6 In 25 dB AES A 7 8 In 25 dB AES B 1 2 I O 25 dB AES B 3 4 I O 25 dB AES B 5 6 I O 25 dB AES B 7 8 I O 25 dB AES Audio Input Sample Rate AES A 1 2 In 96 kHz pass AES A 3 4 In 96 kHz pass AES A 5 6 In 96 kHz pass AES A 7 8 In 96 kHz pass AES B 1 2 I O 96 kHz pass AES B 3 4 I O 96 k...

Page 65: ... 9v 1 1v AES B 7 8 I O 0 9v 1 1v AES Audio Output Jitter AES B 1 2 I O Pass AES B 3 4 I O Pass AES B 5 6 I O Pass AES B 7 8 I O Pass AES Audio Level Meter Accuracy Over Frequency AES A 1 In 100 Hz Pass AES A 2 In 100 Hz pass AES A 3 In 100 Hz Pass AES A 4 In 100 Hz Pass AES A 5 In 100 Hz Pass AES A 6 In 100 Hz Pass AES A 7 In 100 Hz Pass AES A 8 In 100 Hz Pass AES A 1 In 1 kHz Pass AES A 2 In 1 kH...

Page 66: ...5dB FS 5 5dB FS Analog Input A5 100 Hz 6 5dB FS 5 5dB FS Analog Input A6 100 Hz 6 5dB FS 5 5dB FS Analog Input A1 1 kHz 6 5dB FS 5 5dB FS Analog Input A2 1 kHz 6 5dB FS 5 5dB FS Analog Input A3 1 kHz 6 5dB FS 5 5dB FS Analog Input A4 1 kHz 6 5dB FS 5 5dB FS Analog Input A5 1 kHz 6 5dB FS 5 5dB FS Analog Input A6 1 kHz 6 5dB FS 5 5dB FS Analog Input A1 19 kHz 6 5dB FS 5 5dB FS Analog Input A2 19 kH...

Page 67: ...dB FS 5 5dB FS Analog Input B3 19 kHz 6 5dB FS 5 5dB FS Analog Input B4 19 kHz 6 5dB FS 5 5dB FS Analog Input B5 19 kHz 6 5dB FS 5 5dB FS Analog Input B6 19 kHz 6 5dB FS 5 5dB FS Digital Input to Analog Output Gain Accuracy Over Frequency Analog Output 1 100 Hz 6 5dB FS 5 5dB FS Analog Output 2 100 Hz 6 5dB FS 5 5dB FS Analog Output 3 100 Hz 6 5dB FS 5 5dB FS Analog Output 4 100 Hz 6 5dB FS 5 5dB ...

Page 68: ... 6 5dB FS 5 5dB FS Analog Output 7 100 Hz 1 6 5dB FS 5 5dB FS Analog Output 8 100 Hz 1 6 5dB FS 5 5dB FS 1 Does not apply to Option DA Option DA provides six analog outputs Audio Performance Test Record Options DG and DS Only Use the following table to record the results from the audio performance test for instruments with Options DG or DS installed WVR6100 WVR7000 WVR7100 Waveform Rasterizer Audi...

Page 69: ...Hz pass AES A 5 6 In 96 kHz pass AES A 7 8 In 96 kHz pass AES B 1 2 I O 96 kHz pass AES B 3 4 I O 96 kHz pass AES B 5 6 I O 96 kHz pass AES B 7 8 I O 96 kHz pass AES A 1 2 In 44 1 kHz pass AES A 3 4 In 44 1 kHz pass AES A 5 6 In 44 1 kHz pass AES A 7 8 In 44 1 kHz pass AES B 1 2 I O 44 1 kHz pass AES B 3 4 I O 44 1 kHz pass AES B 5 6 I O 44 1 kHz pass AES B 7 8 I O 44 1 kHz pass AES Audio Output A...

Page 70: ...acy Over Frequency AES A 1 In 100 Hz Pass AES A 2 In 100 Hz pass AES A 3 In 100 Hz Pass AES A 4 In 100 Hz Pass AES A 5 In 100 Hz Pass AES A 6 In 100 Hz Pass AES A 7 In 100 Hz Pass AES A 8 In 100 Hz Pass AES A 1 In 1 kHz Pass AES A 2 In 1 kHz Pass AES A 3 In 1 kHz Pass AES A 4 In 1 kHz Pass AES A 5 In 1 kHz Pass AES A 6 In 1 kHz Pass AES A 7 In 1 kHz Pass AES A 8 In 1 kHz Pass AES A 1 In 19 kHz Pas...

Page 71: ...need only test these if you intend to use them In general you should test in the order presented since later tests might depend on items checked in the earlier tests Required Equipment The following equipment is required to perform the incoming inspection procedures Table 2 1 Required test equipment for incoming inspection Test equipment Requirements Example XGA Monitor Computer monitor capable of...

Page 72: ...DD DDE 525 270 SD signals required for WVR6100 100 color bars 10 bit shallow ramp SDI Matrix Split Field Pathological Signal 100 sweep DVG1 module for TG2000 Embedded audio needed for audio options AD DS DD DDE Composite signals required for Option CPS NTSC SMPTE bars AVG1 module for TG2000 AES Audio Signal Generator 48kHz 24 bit word length signals Rohde Schwarz UPL06 Tektronix AM700 and AM70 AES...

Page 73: ...or 7 Verify that the instrument passes all self tests Any failures are shown in red The results of the power on diagnostics are erased from the screen but you can view the results by selecting CONFIG Utilities View Diagnostics Log 8 After the diagnostics are finished the instrument state will be restored When the progress indicator in the lower right part of the screen is finished the instrument h...

Page 74: ...n the list 9 Press HELP to exit help 10 Turn the HORIZONTAL and VERTICAL knobs and verify the waveform moves appropriately 11 Record Pass or Fail for Buttons and Knobs in the test record 1 Press CONFIG to display the CONFIG menu 2 Select Utilities and then press SEL 3 Select CPU Color Palette Test and then press SEL 4 Verify that 16 distinct colors are displayed This tests the XGA data path from t...

Page 75: ...nd Composite Video and appearing at the bottom of the screen are as follows H All three tests show both a red and a green bar in each bit location H The Processors Video test shows 8 bits from the CPU a space then Hsync a space Vsync a space and then the blank line It is normal for the V sync bit to blink occasionally 13 Press SEL or cycle the power to reboot the unit in normal operation 14 Record...

Page 76: ...he VAR gain button and then use the GENERAL knob to increase the gain to 10X 8 Press FULL to expand the tile to full screen Position the waveform so that you can check the ramps 9 Check a major division of both ramps in the signals Check for 11 to 13 even vertical steps over a major division 10 mV The steps should always step upward in a monotonic ramp 10 Press VAR to switch variable gain off and ...

Page 77: ...FIELD 8 Verify that both WFM tiles are stable 9 Record Pass or Fail for NTSC Lock in the test record 10 Remove the NTSC signal from the reference input 11 Both WFM tiles should unlock and scroll 12 The status bar in the lower left hand corner of the display should display Ref Ext Missing 13 Record Pass or Fail for Ref Missing in the test record 1 Press FACTORY to restore factory preset 2 Connect a...

Page 78: ...rd 6 Observe the Vector in tile 2 the burst should be aligned with the burst marker that extends to the left of the vector center 7 Record Pass or Fail in the test record 8 Observe the picture in tile 3 It should be stable and show the color bar signal 9 Record Pass or Fail in the test record 10 If desired move the input and termination to input B and repeat steps 3 8 1 Press FACTORY to restore th...

Page 79: ...B press SEL and use the GENERAL knob to adjust the value then press SEL again when you have set the value 7 While in the Audio Inputs Outputs submenu select Analog A and from the submenu select Analog Output Map Press SEL to display the Analog Output to Analog A Bar Map 8 Put an X in the first bar pair position for Analog Outputs 1 2 3 4 5 6 and 7 8 NOTE Option DA does not provide Analog Outputs 7...

Page 80: ... the unbalanced output of the digital audio generator to the AES A 1 2 input 6 Verify that the first set of level meter bars indicates 6 dBFS 7 Repeat steps 5 and 6 for AES A 3 4 AES A 5 6 and AES A 7 8 8 Record Pass or Fail for AES A in the test record 9 Press and hold the SELECT DISPLAY 4 button to display the AUDIO pop up menu 10 In the Audio Input submenu select AES B make sure it is configure...

Page 81: ...nel 8 500 Hz 0 dB 17 Connect the output of the SDI signal generator with embedded audio to the A SDI input 18 Press and hold the SELECT DISPLAY 4 button to display the AUDIO pop up menu 19 In the Audio Input submenu select Embedded 20 Verify that the level meter bars have a stair step pattern from 35 dB on channel 1 to 0 dB on channel 8 NOTE If level meter bars indicate that audio is not present s...

Page 82: ... Connect the AES B 5 6 output to the Audio Signal Analyzer input 12 Verify on the analyzer that the signal levels are at 15 dB for the left channel and 10 dB for the right 13 Connect the AES B 7 8 output to the Audio Signal Analyzer input 14 Verify on the analyzer that the signal levels are at 5 dB for the left channel and 0 dB for the right 15 Record Pass or Fail for each output in the test recor...

Page 83: ...y shows the decoded Dolby signal 12 Check that the Dolby program type shown in the top line of the audio display for example D 3 2 L agrees with the Dolby generator setting 13 Change the Dolby generator to a Dolby E output a Press Up Down buttons to select a Dolby E stream as indicated by the leading E in the bit stream name b Press Enter to activate the selected signal 14 If option DDE is present...

Page 84: ... signal to the SDI A input Use a signal type appropriate to the unit under test H WVR7000 and WVR7100 1080i 59 94 color bars from HDVG1 H WVR6100 525 270 color bars from DVG1 7 Terminate the SDI loop through connector 8 Press CONFIG and then LTC 9 Use the navigation keys to set the timecode source to be LTC 10 Press Other to display the LTC waveform 11 The LTC waveform should be displayed in the a...

Page 85: ...veform rasterizer 9 Short pins 2 and 5 together on the remote cable 10 Preset 1 should be restored so that a picture is displayed in tile 1 11 Record Pass or Fail for Activate Preset in the test record 12 Connect the voltmeter to pins 2 and 9 of the DSUB connector 13 Verify the voltage is about 4 7 V This indicates the output is not asserted 14 Press CONFIG to display the CONFIG menu Select ALARMS...

Page 86: ...focus to the submenu 7 Use the left right arrow keys to move the highlight to each box in the address Use the up down arrow keys to change the number in each box as required Configure the IP Config Mode and IP Address to be compatible with the computer 8 To accept your changes move the highlight to the Accept box and press SEL 9 From the computer enter the IP address of the waveform rasterizer int...

Page 87: ...nd WVR7100 Specifications and Performance Verification 2 33 Video and General Performance Verification This performance verification section includes procedures that verify both standard and option equipped instruments ...

Page 88: ...D signal with adjustable SDI amplitude required for WVR7000 and WVR7100 HDST1 module for TG2000 1080i 59 94 analog tri level sync required for WVR7000 and WVR7100 AWVG1 module for TG2000 5225 270 SD signals required for WVR7000 and WVR7100 Option SD and WVR6100 H 100 color bars H 10 bit shallow ramp H SDI Matrix Pathological Signal H 100 sweep H Adjustable SDI amplitude DVG1 with option S1 module ...

Page 89: ...ports Agilent 8712 75 Ω Tektronix 2712 Wide Band Engineering A57TUC with male 75 Ω BNC test port 75 Ω calibration kit Maury 8580A 75 Ω BNC VITC Generator Required for Options CPS and SD only Horita VG 50 or Adrienne AEC Box 28 LTC generator Horita TG 50 or Adrienne AEC Box 28 NTSC to SDI Converter Required for Option SD only Grass Valley 8960DEC or AJA model D5D RCA and BNC to 15 pin header custom...

Page 90: ...e Schwarz RAM 1 Note that the AVC1 is not available outside of Tektronix Other equipment can be substituted but it might not have sufficient accuracy to guarantee the specifications For Hum insertion a general purpose sine wave generator can be used to terminate and drive back into the video signal through appropriate impedance matching Use the following initial setup for all tests unless otherwis...

Page 91: ...ould be chosen to give between 750 and 850 mVp p at the reference frequency as viewed on the unit under test when in Eye BW check mode With a setup consisting of a 50 Ω generator a 5 7 dB min loss pad and appropriate adapters and cables a base generator setting of 6 3 dBm normally gives this result Characterize the test setup as follows to give a table of level setting versus frequency setting for...

Page 92: ...characterization Frequency setting MHz Level setting Frequency setting MHz Level setting 0 5 1400 1 1500 3 1600 10 1700 50 1800 100 Reference Level 6 3 dBm2 1900 200 2000 300 2100 400 2200 500 2300 600 2400 700 2500 800 2600 900 2700 1000 2800 1100 2900 1200 3000 1300 2 6 3 dBm is a typical level and may be different depending on your setup ...

Page 93: ...put to the HDST1 video input Press STATUS again to remove the pop up menu 4 Connect a cable from the HDST1 STRESS output to one of the SDI Input A connectors on the waveform rasterizer 5 Terminate the other SDI Input A connector 6 On the TG2000 HVG1 set the output to the SDI Matrix signal 7 You should see a stable picture and waveform on the waveform rasterizer display The status screen should dis...

Page 94: ...clone section 7 Connect the other end of the second cable to either of the SDI Input A connectors on the waveform rasterizer 8 Terminate the other SDI Input A connector 9 On the TG2000 HDVG1 set the output to the SDI Matrix signal 10 You should see a stable picture and waveform on the waveform rasterizer display All the CRC parameters on the Status screen should read Valid 11 Connect additional se...

Page 95: ...onnect a cable from the cable clone to one of the SDI Input A connectors 8 Terminate the other SDI Input A connector 9 Connect an output from the DVG1 to one of the SDI Input B connectors 10 Terminate the other SDI Input B connector 11 Set the signal driving SDI Input B to 100 color bars 12 Set the time base on the second signal to 1 ppm high 13 Verify that there are no CRC errors on the SDI A inp...

Page 96: ...the other Reference connector 6 Measure the Return loss from 300 kHz to 6 MHz Record the lowest return loss value the biggest reflection over the frequency range in the test record 7 Measure the Return loss from 300 kHz to 30 MHz Record the lowest return loss value the biggest reflection over the frequency range in the test record Check that DUT can reference to NTSC and PAL while viewing digital ...

Page 97: ...e is not in sync with the reference 2 Increase the negative time base offset until the waveform rasterizer cannot sustain lock Record the maximum offset capability in the log table 3 Reset AVG1 Module parameters to remove the timebase offset 4 Repeat steps 1 and 2 but use positive offsets to test the positive end of the lock range Check that DUT can reference to NTSC and PAL while viewing digital ...

Page 98: ...u must use a digital signal for Option CPS instruments you can use an analog signal for more sensitivity to external reference performance 4 Set the AVC1 for 0 dB of 60 cycle hum 5 Press EXT on the waveform rasterizer to set the reference to external 6 Check that the signal is locked and the WFM and VECTOR displays are stable 7 Record pass or fail in the test record Apply a 0 dB hum signal to the ...

Page 99: ... shield of the BNC 7 6 8 RCA Remote BNC Center conductor Shield Shield Center pin Figure 2 1 Wiring diagram for LTC input cable NOTE Apply a signal to only one connector at a time 1 Press FACTORY on the waveform rasterizer 2 Connect the RCA connector on the custom cable to the output of the Timecode generator Connect the 15 pin connector on the custom cable to the remote connector on the rear of t...

Page 100: ...ll screen mode 7 Press VAR to activate the variable gain function 8 Adjust the gain and vertical position until the displayed waveform is five divisions high The variable gain readout indicates the error in the input circuit A gain of 1 03 indicates the input gain error is 3 Record the gain error in the test record This test uses a short 1 to 2 meters length of Belden 8281 cable and a long 100 met...

Page 101: ...ugh 10 for the SDI B input and record the new results in the test record This test checks the jitter noise floor of the waveform monitor Since some jitter may be introduced by the signal source you may need to characterize the TG2000 output jitter with an oscilloscope Most HDVG1 modules have an output noise floor in the 80 ps range 1 Press FACTORY 2 Connect the TG2000 HDVG1 output to the HDST1 inp...

Page 102: ...l signal for this adjustment d Restart the HD Jitter Noise Floor test and then record the new values in the test record 11 Proceed to the next step if option PHY is present Otherwise skip to step 20 12 Press FULL 13 Press and then select Display Type Jitter Display 14 Press and then select Jitter1 HP Filter 100 Hz 15 Press the DISPLAY SELECT 1 button briefly to close the menu 16 Press 5X GAIN 17 M...

Page 103: ...eform accuracy 1 Connect the HDVG1 HDST1 and rasterizer as described in HD Jitter Noise Floor on page 2 47 2 Set tile 2 for Jitter display as follows a Press the DISPLAY SELECT 2 button b Press and hold EYE or MEAS if there is no EYE button and then select Display Type Jitter Display c Press the DISPLAY SELECT 2 button to close the menu d Press MAG and FIELD for a sweep rate of 150 us div 3 Adjust...

Page 104: ... 5 Record pass or fail in the test record for the HD Jitter Waveform Accuracy 6 Turn Cursors OFF This test shows if there is excessive sensitivity to vibration 1 Disconnect the HDST1 and set the instrument on a flat surface with the top cover in place 2 Connect an HDVG1 output to WVR SDI A input 3 Terminate the other SDI A connector with a 75 Ω SDI terminator 4 Set the HDVG1 to generate a 1080i 59...

Page 105: ...d be no discontinuities or jagged edges Use the VERTICAL knob to view the entire waveform 9 Record pass or fail in the test record 10 Press the DISPLAY SELECT 4 button to return to the Calibration menu 11 Press and hold STATUS and then select Exit Press SEL to exit the Calibration menu without saving This test uses an 800 mV 1 MHz square wave to check the Eye Gain This requires a 1 MHz square wave...

Page 106: ... PHY only Check that the Eye Amplitude readout in tile 2 is between 750 mV and 850 mV 13 Repeat steps 3 through 12 for the SDI B input 14 Press the DISPLAY SELECT 4 button to return to the Calibration menu 15 Press and hold STATUS and then select Exit Press SEL to exit the Calibration menu without saving This test verifies the eye signal bandwidth NOTE The level accuracy of the RF generator and th...

Page 107: ...easure the waveform amplitude using cursors If Opt PHY is present the Eye Amplitude readout in tile 2 may be used in place of the cursor measure ment 15 Calculate the high frequency response as follows Response 20 x log high frequency Amplitude Reference Amplitude This value must be greater more positive than 3 dB 16 Record the high frequency response in the test record 17 Set the RF Generator to ...

Page 108: ...tor output level to the corresponding setting shown in Table 2 3 on page 2 38 31 Repeat steps 12 through 27 for the Digital B input 32 Press the DISPLAY SELECT 4 button to return to the Calibration menu 33 Press and hold STATUS and then select Exit Press SEL to exit the Calibration menu without saving This test checks for the presence of an internally generated eye signal 1 Press FACTORY 2 WVR7100...

Page 109: ...he Opt S1 output is typically the second BNC from the top of that module 5 Connect the other end of the cable to one of the SDI Input A connectors on the waveform rasterizer 6 Terminate the other SDI Input A connector 7 On the TG2000 DVG1 set the output to the SDI Matrix signal 8 You should see a stable picture and waveform on the waveform rasterizer display The status screen should display Valid ...

Page 110: ...the other port of the cable clone 8 Connect the other end of the second cable to either of the SDI Input A connectors on the waveform rasterizer 9 Terminate the other SDI Input A connector 10 Set the cable clone for minimum cable length that is all switches to the out position 11 On the TG2000 DVG1 set the output to the SDI Matrix signal 12 You should see a stable picture and waveform on the wavef...

Page 111: ... loss value the biggest reflection over the frequency range in the test record 7 Repeat steps 4 through 6 for SDI Input B Apply an SDI signal that was converted from an NTSC signal with VITC and verify that the VITC is correctly decoded 1 Press FACTORY on the waveform rasterizer 2 Route the NTSC signal from the AVG1 to the VITC encoder 3 Connect the output of the VITC encoder to the NTSC to SDI co...

Page 112: ...ne to 100 m 8 Check that the cable length reading is between 76 m and 127 m 9 Record the result in the test record 10 If any cable length reading is outside the specification perform the following adjustment procedure Perform both the Short SD and Long SD steps for any input SDI A or SDI B that was found to be outside the specification NOTE Be sure to use a generator with SDI output set as close a...

Page 113: ...z 6 Check that the jitter readout indicates approximately 250 ps 0 07 UI depending on TG2000 output jitter 7 Enter Pass or Fail in the test record for SD Jitter Readout Noise 8 Proceed to the next step if option PHY is present Otherwise skip to step 18 9 Press FULL 10 Press and then select Display Type Jitter Display 11 Press and then select Jitter1 HP Filter 100 Hz 12 Press the DISPLAY SELECT 1 b...

Page 114: ...1 Option S1 output typically the second output to the SDI A input 2 Set the DVG1 to generate a 525 270 100 Color Bars signal 3 Press the DISPLAY SELECT 1 button to select tile 1 4 Press and then select Display Type Eye Display 5 Press and then select Jitter1 HP Filter 100 Hz 6 If the jitter readout is not displayed press and then select Jitter Meter Meter Readout 7 Adjust the DVG1 SDI module param...

Page 115: ...g jitter to 3 UIs Do not adjust for 3 UIs on the generator adjust instead for the sharpest narrow eye shadow on the rasterizer display which indicates that the applied jitter is precisely 3UI This may not be 3 UI on the generator because you are setting it for 3 UI added jitter instead of 3 UI total jitter 3 The jitter display should show a nearly stationary sine wave 3 UI in height Check the sine...

Page 116: ...LL to view the sine wave Check that it is smooth and undistorted There should be one cycle displayed 7 Press GAIN 5X and VAR Use the GENERAL knob to adjust the gain to x10 8 Check the waveform There should be no discontinuities or jagged edges Use the VERTICAL knob to view the entire waveform 9 Record pass or fail in the test record 10 Press the DISPLAY SELECT 4 button to return to the Calibration...

Page 117: ...tep of the waveform 8 Press 1X and adjust the vertical position to move the top of the waveform to the 0 mV graticule The second cursor should also be near the zero graticule mark 9 Press 5X and adjust the upper cursor to align with the top of the reference step of the waveform 10 Check the cursor delta readout of the magnitude of the reference step Note this number It should be near 700 mV 11 Nex...

Page 118: ...record Use 5 75 MHz 5T multi pulse signal and cursors to measure group delay 1 Press FACTORY on the waveform rasterizer 2 Press CONFIG select Graticules and set Cmpst Waveform Graticule Units to mV 3 Connect the precision video generator to one of the Composite A input connectors and terminate the other connector with the precision terminator 4 Set the precision generator for 5 75 MHz multiburst T...

Page 119: ... on the top of the Bar 10 Use the HORIZONTAL position knob to put the pulse on the dotted line at the center of the screen 11 Press MAG to expand the pulse horizontally 12 Position the second cursor on the top of the pulse 13 Record the cursor delta in the test record Apply a field rate square wave and use cursors to measure the tilt 1 Press FACTORY 2 Press CONFIG select Graticules and set Cmpst W...

Page 120: ...e the cursors to measure the tilt in the waveform excluding the first and last 5 μs of the bar 10 Record the value in the test record This test uses a network analyzer to check the reflections from the input You can also use the Spectrum Analyzer tracking generator and return loss bridge to make this measurement 1 Turn on the network analyzer and set it for Return loss the S11 measure ment 2 Set t...

Page 121: ...eform from the pop up menu and then press SELECT 9 Press WFM again to remove the pop up menu 10 Set the cursor to the center of the flat line waveform Note the waveform offset indicated by the cursor readout 11 Connect the NTSC signal from the AVG1 output to the Composite B input 12 Press CMPST A 13 Set the cursor to the center of the flat line waveform Note the waveform offset indicated by the cu...

Page 122: ... modes 1 Press FACTORY 2 Connect an NTSC color bar signal to the video input of the AVC1 Route the video output of the AVC1 not the precision video output to the Compos ite A input of the waveform rasterizer 3 Set the AVC1 for 0 dB of 60 Hz hum 4 Press FIELD twice to get a 2 field sweep 5 Select CONFIG Composite Input DC Restore Off 6 Press CURSOR and measure the peak to peak hum with the cursors ...

Page 123: ... the backporch of the waveform 8 Press 1X and adjust the vertical position to locate the top of the waveform at the 0 mV graticule The second cursor should also be near the zero graticule 9 Press 5X and adjust the upper cursor to be centered on the top of the waveform 10 Cursor delta displays the magnitude of the waveform It should be within 1 of nominal 714 86 mV Record the amplitude in the test ...

Page 124: ...Increase the negative time base offset until the system cannot sustain lock Record the maximum offset capability in the test record 7 Repeat steps 5 and 6 for positive time base offsets Apply an NTSC signal with VITC and verify that the VITC is correctly decoded 1 Press FACTORY on the waveform rasterizer 2 Route the NTSC signal from the AVG1 to the VITC encoder 3 Connect the output of the VITC enc...

Page 125: ...100 525 270 100 color bars with two or more groups of embedded audio DVG1 module for TG2000 Sine wave generator Capable of 0 8 Vp p at 6 MHz into a 50 Ω load Rohde Schwarz SMT03 Opt SM B2 Test oscilloscope Amplitude measurements of a 6 Mhz sine wave Tektronix TDS7404B Analog Digital audio generator analyzer 35 kHz to 96 kHz sample rate range jitter measurement per AES 3 1997 Rohde Schwarz UPL06 Op...

Page 126: ...s meets the warranted characteristics listed in the Specifications chapter Characteristics with typical specifications not warranted are also checked with pass fail criteria This test verifies the return loss of the AES Inputs and Outputs It uses a return loss bridge and compares the reflected amplitude between an open circuit and when terminated by the port under test Performance Requirement This...

Page 127: ...re the amplitude of the signal on the test oscilloscope Note this measurement as the reference level NOTE The reference level should be between 150 mV and 200 mV Adjust the output level of the sine wave generator if necessary to obtain the correct output level 8 Press and hold the DISPLAY SELECT 4 button to display the pop up menu 9 In the Audio Input submenu select AES A CONFIG 10 Press the AUDIO...

Page 128: ...IO button again to close the pop up menu 19 Repeat steps 11 through 15 for the AES B I O BNCs 20 Disconnect the test setup This test verifies that each AES input locks to an input signal Typical Operation Check This test checks for typical operation Typical values are not guaranteed characteristics and are listed in the test record as pass fail 1 Press FACTORY 2 Connect the digital audio generator...

Page 129: ...d repeat step 9 for each connector 11 Disconnect the test setup This test verifies the amplitude of each AES output Performance Requirement The AES output amplitude test verifies performance characteristics and is listed in the test record 1 Press FACTORY sets AUDIO INPUT to FOLLOW VIDEO Embedded 2 Select CONFIG to display the CONFIG menu 3 From the Audio Inputs Outputs submenu select AES B Config...

Page 130: ... present set the number of groups to 2 for the TG2000 module even if appears to be set to 2 already 8 Connect the AES B 1 2 I O output to the 75 Ω input of the test oscilloscope using a 75 Ω cable Use a 75 Ω to 50 Ω adapter on the input of the test oscilloscope if necessary 9 Set the test oscilloscope to view the signal The following oscilloscope settings normally provide a usable display H Vertic...

Page 131: ...gh connector Use a signal type appropriate to the unit under test H WVR7000 WVR7100 1080i 59 94 color bars from HDVG1 H WVR6100 525 270 color bars from DVG1 6 Set the generator for embedded audio in 2 groups starting with group Audio settings in the TG2000 are accessed as follows a Press Modules b Select the appropriate module icon HDVG1 or DVG1 c Press Test Signals d Select Module Parameters e Se...

Page 132: ...INSTRUMENT DIGITAL Meas Mode JITTER PHAS Input UNBAL BNC Jitter Ref 48 0 PLL START COND AUTO Delay 0 0000s INPUT PHAS OFF FREQ PHAS OFF FUNCTION PEAK S N Meas Mode PK abs Intv Time 0 5000s Unit s Reference GEN TRACK Filter JITTER wtd SPEAKER OFF 10 Allow the jitter reading to settle for a few seconds 11 Check for a typical Jitter Peak absolute reading of less than 3 5 ns over an interval of at lea...

Page 133: ...the Audio Input submenu select AES A 5 Connect the digital audio generator unbalanced UNBAL output to the AES A 1 2 In connector using a 75 Ω cable 6 Check for an indication of 6 dB FS 0 2 dB in the corresponding bars and record the pass fail result in the test record 7 Move the audio generator output to each of the remaining AES A In connectors and repeat step 6 for each connector 8 Set the digit...

Page 134: ...able 7 Set the analog audio generator as follows H Frequency 100 Hz H Output Level 18 dBu audio tone H Output Impedance 10 Ω 8 Check for an indication of 18 dBu ᐔ0 5dB in the corresponding bar and record the value in the test record 9 Change analog audio generator Frequency to 1 kHz 10 Check for an indication of 18 dBu ᐔ0 5dB in the corresponding bar and record the value in the test record 11 Chan...

Page 135: ...uency 1 kHz H Output Level 18 dBu Audio Tone H Output Impedance 10 Ω 20 Connect the generator balanced BAL analog output to the Analog A input that requires adjustment 21 Press CONFIG to display the CONFIG menu 22 In the Utilities submenu select Calibration 23 Push the right or left arrow key until the desired Analog Input channel is highlighted and push the select key to perform an adjustment 24 ...

Page 136: ... 4 Also in the Audio Inputs Outputs submenu select AES A Analog Out Map NOTE For the step that follows note that Option DA does not have outputs Analog 7 8 so you can only set the other inputs listed in the step when checking Option DA equipped instruments 5 In the Analog Output Map put an X in the Bar 1 2 position for outputs Analog 1 2 Analog 3 4 Analog 5 6 and Analog 7 8 6 Press CONFIG again to...

Page 137: ...ypad and SELECT button to set the parameters in the ANALYZER panel as follows INSTRUMENT ANLG 22 kHz Min Freq 10 Hz Ref Imped 100000 Ω Channel 1 Ch1 Coupl AC Ch1 Input BAL Ch1 Imped 200 kΩ Ch1 Common FLOAT Ch1 Range AUTO START COND AUTO Delay 0 0000 s INPUT DISP OFF FUNCTION RMS S N S N Sequ OFF Meas Time AUTO Unit Ch1 DBu Reference VALUE 1 0000 V Sweep Mode NORMAL Notch Gain OFF Filter OFF Filter...

Page 138: ... Sync To GEN CLK Sample Freq 48 kHz Sync Out GEN CLK Type WORD CLK Ref Out REF GEN Data ALL ZERO Audio Bits 24 Unbal Vpp 1 0000 V Bal Vpp 4 0000 V Max Volt 1 0000 FS Ref Freq 1000 0 Hz Ref Volt 1 0000 FS PROTOCOL STATIC Ch Stat L FILE CRC Filename R S_AES3 PGC Ch Stat R EQUAL L AUX GEN OFF FUNCTION SINE Frq Offset OFF DC Offset OFF Dither OFF Equalizer OFF SWEEP CTRL OFF FREQUENCY 100 0 Hz VOLTAGE...

Page 139: ...record as pass fail 1 Press FACTORY 2 Press CONFIG to display the CONFIG menu 3 In the Audio Inputs Outputs submenu select Attenuate Audio Output and set the attenuation to 0 dB 4 Also in the Audio Inputs Outputs submenu select Analog A Analog Out Map NOTE For the step that follows note that Option DA does not have outputs Analog 7 8 so you can only set the other inputs listed in the step when che...

Page 140: ...rresponding bar 19 Connect the Output 0 XLR of the breakout cable to the analyzer balanced BAL analog input 20 Check for an RMS indication of 18 dBu ᐔ1 0 dB on the analog analyzer and record the pass fail result in the test record 21 Repeat step 20 for Output 4 and Output 6 Repeat also for Output 8 except when checking Option DA equipped instruments 22 Set the analog audio generator as follows H F...

Page 141: ...8 dbu in the corresponding bar 36 Connect the Output 1 XLR of the breakout cable to the analyzer balanced BAL analog input 37 Check for an RMS indication of 18 dBu ᐔ1 0 dB on the analog analyzer and record the pass fail result in the test record 38 Repeat step 37 for Output 3 and Output 5 Repeat also for Output 7 except when checking Option DA equipped instruments 39 Connect the generator balanced...

Page 142: ...Audio Performance Verification 2 88 WVR6100 WVR7000 and WVR7100 Specifications and Performance Verification ...

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