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Video and General Performance Veri

cation

Table 63: Required test equipment for performance veri

cation (cont.)

Test equipment

Requirements

Example

Ω

coaxial cables

(3 required)

General purpose digital video
Male-to-male BNC connectors 1 or
2 meters long

Belden 8281.
Tektronix part number: 012-0159-00 or
012-0159-01

Ω

terminator for Analog Video

Male connector, Precision

Tektronix part number: 011-0102-03

Ω

terminator for SDI signal (2)

Male, wideband

Tektronix part number: 011-0163-00

Ω

network analyzer or

Spectrum Analyzer with Tracking
Generator

Ω

test port; 50

Ω

input and output test

ports

Agilent 8712 75

Ω

Tektronix 2712
Wide Band Engineering A57TUC with
male 75

Ω

BNC test port

Ω

calibration kit

Maury 8580A 75

Ω

BNC

VITC Generator (Required for SD and
Option CPS)

Horita VG-50 or Adrienne AEC-Box-28

LTC generator

Horita TG-50 or Adrienne AEC-Box-28

NTSC to SDI Converter (Required for SD)

Grass Valley 8960DEC or AJA model
D5D

RCA and BNC to 15 pin header custom
cable

Cable description:

15-pin male Dsub connector;

Tektronix part number 131-1164-00

BNC; Tektronix part number

131-5647-00

RCA plug; Allied 932-1098

Wire

(See Figure 1.)

Square Wave generator

10 kHz, 5 V output, 50

Ω

output

impedance

Tektronix FG5010

1 to 2 VDC voltage source (Required for
Option CPS)

1.5 V battery or power supply

BNC to retractable hook tip (Required for
Option CPS)

Tektronix part number: 013-0076-01

RF Generator (Required for Option EYE
or PHY)

50 kHz to 2.5 GHz sinewave for checking
eye signal bandwidth

Rhode & Schwarz SMT03

RF Power Meter with 75

Ω

head

50 MHz to 2 GHz Used to characterize
RF generator for checking eye signal
bandwidth

Agilent E4418B Power Meter with 8483A
Power Sensor

Wideband 50

Ω

to 75

Ω

matching pad

0 to 2.5 GHz, N connectors,
75

Ω

N-to-BNC adapter

Rhode & Schwarz RAM

Note that the AVC1 is not available outside of Tektronix. Other equipment can be substituted but it might not have suf

cient accuracy to guarantee the

speci

cations. 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.

Waveform Rasterizers Speci

cations and Performance Veri

cation

Содержание WVR6020

Страница 1: ...xx WVR6020 WVR7020 WVR7120 WVR6100 Opt MB WVR7000 Opt MB and WVR7100 Opt MB Waveform Rasterizers Specifications and Performance Verification ZZZ Technical Reference P077008302 077 0083 02...

Страница 2: ......

Страница 3: ...ZZZ Technical Reference xx This document applies to firmware version 5 0 X and above Warning The servicing instructions are for use by qualified personnel only To avoid personal injury do not perform...

Страница 4: ...in this publication supersedes that in all previously published material Specifications and price change privileges reserved TEKTRONIX and TEK are registered trademarks of Tektronix Inc Additional tra...

Страница 5: ...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...

Страница 6: ......

Страница 7: ...eo Performance Test Record All Instruments 42 Video Performance Test Record Option CPS 43 Audio Performance Test Record Options AD and DDE 44 Audio Performance Test Record Options DG and DS 50 Incomin...

Страница 8: ...Table of Contents List of Figures Figure 1 Wiring diagram for LTC input cable 82 ii Waveform Rasterizers Specifications and Performance Verification...

Страница 9: ...0 Environmental characteristics 11 Table 21 HD waveform vertical characteristics SDI inputs A and B 12 Table 22 HD physical characteristics SDI A and B inputs 13 Table 23 Miscellaneous measurements an...

Страница 10: ...Table 53 Supported Standards 35 Table 54 WVR6020 WVR7020 WVR7120 Waveform Rasterizer Functional Test Record 38 Table 55 WVR6020 WVR7020 WVR7120 Waveform Rasterizer Video Performance Test Record 40 Tab...

Страница 11: ...l 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 Power...

Страница 12: ...ractices that could result in injury or loss of life CAUTION Caution statements identify conditions or practices that could result in damage to this product or other property Symbols and Terms on the...

Страница 13: ...ion Waveform Monitor and Rasterizer User Technical Reference This document provides supplemental operating information WVR6020 WVR7020 and WVR7120 Waveform Rasterizers Release Notes This document desc...

Страница 14: ...Preface viii Waveform Rasterizers Specifications and Performance Verification...

Страница 15: ...ivided into the following sections Common Characteristics High Definition HD Characteristics Standard Definition SD Characteristics Options Characteristics Common Characteristics The characteristics i...

Страница 16: ...s twice the indicated time per division Sweep Linearity 0 1 Guaranteed by digital design Sweep Rates 1 2 3 or 4 line field or 2 fields depending on mode Some rates only available in parade modes 1 Fie...

Страница 17: ...ly on top half of display PR is displayed horizontally on bottom half of display Lightning Timing mark delay values Deviation of the G Mg transition from center indicates chroma luma delay Deflection...

Страница 18: ...ion Level Adjustable thresholds 1 steps Composite Limit Detection Level Accuracy PAL values in parentheses Detection level 7mV of cursor level Detection level can be set to 100 110 120 or 131 IRE 700...

Страница 19: ...ng 8 9 ms to 10 5 s Late setting 10 3 ms to 11 8 s Normal setting exceeds requirements of EIA608 decoder specification by 60 Early and late settings provided to allow decoding of even more extreme sig...

Страница 20: ...ce requirement Reference information Formats supported See page 33 Signal Input to Reference Compatibility Tables In Ext Ref mode waveform display and line select function derive timing from the Refer...

Страница 21: ...isplay 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 wi...

Страница 22: ...worst case Battery not drained while instrument is off drain higher at elevated temperature Low light illumination typical Off leds optionally driven at user selected level from 1 to 10 Preset Paramet...

Страница 23: ...nector RJ 45 LAN connector supporting 10 100 BaseT The 10 100Base T Ethernet port connector arrangements The RJ 45 connector has built in LEDs The Green LED indicates an active connection The Yellow L...

Страница 24: ...DI B B 1011 Preset 3 SDI A A 1010 Channel B 9 1001 Channel A 8 1000 7 0111 Preset 4 6 0110 Factory Preset 5 0101 Preset 5 4 0100 Preset 4 3 0011 Preset 3 2 0010 Preset 2 1 0001 Preset 1 0 0000 unused...

Страница 25: ...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 wi...

Страница 26: ...cks per surface 18 total Meets Mil PRF 28800F Class 3 Transportation typical TEK Std 062 9537 00 Meets International Safe Transit Association Test Procedure 1A April 1996 Category II for Vibration Imp...

Страница 27: ...hrough 75 compensated Return Loss typical Power on 15 dB 1 1500 MHz Power off 10 dB 1 1500 MHz Insertion Loss Loop Through 4 dB to 1500 MHz Loop Through Isolation 5 dB to 1 GHz Serial Receiver Equaliz...

Страница 28: ...tics SDI inputs A and B Characteristic Performance requirement Reference information Formats Supported 270 Mbit s component See page 33 Signal Input to Reference Compatibility Tables Auto detect of in...

Страница 29: ...nformation Displayed Vertical Measurement Accuracy 1 all gain settings Measured using cursors Frequency Response Flat to 5 75 MHz 1 Typically 0 4 to 5 75 MHz Delay Variation over Frequency 10 ns to 5...

Страница 30: ...Dynamic Range typical 6 dB range Video Maximum Operating Amplitude typical 1 8 V to 2 2 V all inputs DC peak AC Maximum Absolute Video Input Voltage 6 0 V to 6 0 V DC peak AC Input Type Passive loop t...

Страница 31: ...range Clamp can keep signal in this range displayed at correct position on screen Signals outside this range may be displayed offset upward or downward Table 29 Alarms Option CPS Characteristic Perfor...

Страница 32: ...Clock Bandwidth Settings Clock bandwidth can be set to 10 Hz 100 Hz 1 kHz 10 kHz or 100 kHz High Pass filter HPF Bandwidth Accuracy Actual 3dB frequency within 10 of nominal Jitter Attenuation Error D...

Страница 33: ...alltime Measurement Accuracy typical 20 ps relative to cursor measurement on displayed eye Measurements are valid on a clean signal only Excess jitter overshoot or other aberrations will reduce the ac...

Страница 34: ...ter readout and jitter waveform Maximum Jitter typical Maximum is a function of jitter frequency and standard Maximum jitter is limited by measurement range at low frequencies and by jitter tolerance...

Страница 35: ...div Jitter Measurement Time 0 5 s Approximately 10 000 000 independent samples Table 34 Signal level and cable length detector characteristics Characteristic Performance requirement Reference informa...

Страница 36: ...lays Option AD Characteristic Performance requirement Reference information Modes The user may configure the response dynamics ballistics reference levels peak hold offset and scale of the meters to s...

Страница 37: ...I IEC Type I essentially the same as DIN 45406 and Nordic N 9 PPM Type II IEC Type II the same as IEEE Std 152 1991 PPM Type I has a slightly faster attack time and a faster return time 1 7 seconds to...

Страница 38: ...level is the level relative to digital full scale that you choose as the test or line up level for your system The meter bars change to yellow between the Test and Peak Program levels Set 0 dB Mark Se...

Страница 39: ...puts Option AD Characteristic Performance requirement Reference information Inputs 2 sets with 8 Channels each 32 44 1 48 and 96 kHz 24 bit Meets Requirements of AES 3 ID and SMPTE 276M 1995 Input Con...

Страница 40: ...ter typical 3 5 ns peak with 700 Hz high Pass as per AES specification AES3 rev 1997 spec is 4 1 ns peak for 48 kHz audio Rise and Fall Time typical 37 ns 10 to 90 as per SMPTE 276M Table 40 Embedded...

Страница 41: ...al 80 dB typically 90 dB from 20 Hz to 20 kHz inputs driven from 600 source impedance Defined as the displayed bar level in any channel that results from a full scale signal on a different input pair...

Страница 42: ...requency 1 dB 20Hz to 20 kHz 24 dBu to 16 dBu Output Impedance typical 50 balanced Intended to drive a high impedance load Drivers are capable of driving a minimum load impedance of 300 but may overhe...

Страница 43: ...nels including all surround sound channels plus down mix may be output on AES B or Analog Outputs Dolby Audio Status Display Displays extensive Dolby D and Dolby E status and bit stream metadata Alarm...

Страница 44: ...s 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 page 33 Signal Input to Reference Compatibi...

Страница 45: ...ulated CRC EDH Error EDH error detection and handling has detected an error Table 46 HD specific alarms added with Option HD Alarm Indication Video Not HD The selected SDI video input signal is not an...

Страница 46: ...udio AES Parity Incorrect parity in one or more AES audio samples AES Sync Error A timing error of greater than 25 of an audio frame between the monitored AES input and the selected AES reference inpu...

Страница 47: ...0p 29 97 Hz 3 X X X 720p 59 94 Hz 3 X X X X X 1080p 23 98 Hz 3 4 X X X X X 1080sf 23 98 Hz 3 4 X X X X X 1080p 29 97 Hz 3 4 X X X 1080sf 29 97 Hz 3 4 X X X 1035i 59 94 Hz 3 X X X 1080i 59 94 Hz 3 4 X...

Страница 48: ...udes dual link standards with Option DL Table 52 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 X X X 720p 50 Hz...

Страница 49: ...2 Y C BC R 7 8 9 10 11 10 bit 4 4 4 4 R G B A 4 5 6 12 bit 4 4 4 R G B 4 5 6 10 bit 4 4 4 4 Y C BC R A 4 5 6 12 bit 4 4 4 Y C BC R 4 5 6 372M dual link 12 bit 4 2 2 4 Y C BC R A 4 5 6 274M 1920 x 1080...

Страница 50: ...ated field frame rate Image System Interface Signal Type 60 59 94 50 30 29 97 25 24 23 98 720 x 576 I 625 292M 4 2 2 Y C BC R X ITU R BT 601 720 x 483 I 525 292M 4 2 2 Y C BC R X 293M 720 x 480 P Not...

Страница 51: ...ged 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 f...

Страница 52: ...t Table 54 WVR6020 WVR7020 WVR7120 Waveform Rasterizer Functional Test Record Instrument Serial Number Certificate Number Temperature RH Date of Calibration Technician Functional Test Incoming Inspect...

Страница 53: ...rts 1 6 display bar Analog Audio Output Options AD and DDE Digital Audio Input Options DG AD DS and DDE AES Audio input A to Display Bar AES Audio input B to Display Bar Embedded Audio to Display Bar...

Страница 54: ...the record but complete the other entries which are common to both models Table 55 WVR6020 WVR7020 WVR7120 Waveform Rasterizer Video Performance Test Record Instrument Serial Number Certificate Numbe...

Страница 55: ...m SDIB 0 m 17 m Approx Cable Length 100 m SDIB 76 m 127 m HD Jitter Tests WVR7120 with Option HD HD Jitter Readout Noise Pass HD Jitter Waveform Noise WVR7120 Option PHY Pass HD 10 second Jitter Boun...

Страница 56: ...rument 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 H...

Страница 57: ...ss SD Recovered Sine Wave Fidelity Pass Video Performance Test Record Option CPS Use the following table to record the results from the video performance test for instruments with Option CPS installed...

Страница 58: ...mposite Analog Input DC Restore Hum Attenuation Fast Mode 0mv 5 35mv Slow Mode 90 643mv 110 785mv External Reference Lock Range 50ppm 50ppm VITC Decoding Functionality Pass Audio Performance Test Reco...

Страница 59: ...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...

Страница 60: ...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...

Страница 61: ...00 Hz 17 5dBu 18 5dBu Analog Input A3 100 Hz 17 5dBu 18 5dBu Analog Input A4 100 Hz 17 5dBu 18 5dBu Analog Input A5 100 Hz 17 5dBu 18 5dBu Analog Input A6 100 Hz 17 5dBu 18 5dBu Analog Input A1 1 kHz...

Страница 62: ...5dBu 18 5dBu Analog Input B5 100 Hz 17 5dBu 18 5dBu Analog Input B6 100 Hz 17 5dBu 18 5dBu Analog Audio Level Meter Accuracy Over Frequency Analog Input B1 1 kHz 17 5dBu 18 5dBu Analog Input B2 1 kHz...

Страница 63: ...100 Hz 17 5dBu 18 5dBu Analog Output 6 100 Hz 17 5dBu 18 5dBu Analog Output 7 100 Hz 1 17 5dBu 18 5dBu Analog Output 8 100 Hz 1 17 5dBu 18 5dBu Analog Output 1 1 kHz 17 5dBu 18 5dBu Analog Output 2 1...

Страница 64: ...and DS Use the following table to record the results from the audio performance test for instruments with Options DG or DS installed Table 61 WVR6020 WVR7020 WVR7120 Waveform Rasterizer Audio Perform...

Страница 65: ...s AES B 5 6 I O 44 1 kHz Pass AES B 7 8 I O 44 1 kHz Pass AES Audio Output Amplitude AES B 1 2 I O 0 9v 1 1v AES B 3 4 I O 0 9v 1 1v AES B 5 6 I O 0 9v 1 1v AES B 7 8 I O 0 9v 1 1v AES Audio Output Ji...

Страница 66: ...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 Pass AES A 2...

Страница 67: ...ted 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 62 Required test equ...

Страница 68: ...e signal source Composite signals required for Option CPS NTSC SMPTE bars AVG1 module for TG2000 Dual Link TG700 with HDLG7 module AV Delay TG700 with DVG7 module AES Audio Signal Generator 48kHz 24 b...

Страница 69: ...and text will turn off 5 After about 15 seconds the FAULT light should turn off Record Pass or Fail in the test record 6 Also after about 15 seconds the Power on diagnostic page should appear on the...

Страница 70: ...ng up help text They are used to navigate the help panes and content 8 Press the right arrow key until the Help Contents pane in the upper left corner is highlighted 9 Turn the GENERAL knob and verify...

Страница 71: ...deo and Composite Video if option installed and appearing at the bottom of the screen are as follows a All three tests show both a red and a green bar in each bit location b The Processors Video test...

Страница 72: ...ease the gain to 10X 9 Press the FULL button to expand the tile to full screen Position the waveform so that you can check the ramps 10 Check a major division of both ramps in the signals Check for 11...

Страница 73: ...n on the instrument front panel 6 The status bar in the lower left hand corner of the display should display Ref NTSC 7 Press the DISPLAY SELECT 4 button then WFM and then FIELD 8 Verify that both WFM...

Страница 74: ...ck for a flat line wave shape Residual jitter level depends strongly on the generator 11 Record Pass or Fail for Jitter Waveform in the test record Composite Input Option CPS 1 Press the FACTORY butto...

Страница 75: ...alent connect the first Line A input pair to the analog audio generator and verify that the output level of the generator is indicated on the audio bars with an 18 dBu signal 7 Repeat step 6 for the s...

Страница 76: ...alog A Bar Map 10 Put an X in the first bar pair position for Analog Outputs 1 2 3 4 5 6 and 7 8 11 Press the CONFIG button to exit the CONFIG menu 12 Connect the first analog output pair on the break...

Страница 77: ...bars indicates 6 dBFS 8 Repeat steps 6 and 7 for AES A 3 4 AES A 5 6 and AES A 7 8 9 Record Pass or Fail for AES A in the test record 10 Press and hold the DISPLAY SELECT 4 button to display the AUDI...

Страница 78: ...the AUDIO pop up menu 21 Select Audio Input Embedded 22 Press the AUDIO button to dismiss the menu 23 Verify that the level meter bars have a stair step pattern from 35 dB on channel 1 to 0 dB on chan...

Страница 79: ...are at 35 dB for the left channel and 30 dB for the right 8 Connect the AES B 3 4 output to the Audio Signal Analyzer input 9 Verify on the analyzer that the signal levels are at 25 dB for the left ch...

Страница 80: ...nu select Dolby 2 Factory preset configured Dolby 2 to decode Dolby from the AES A1 2 input 10 Press the DISPLAY SELECT 4 button again to dismiss the pop up 11 Check that the audio display shows the d...

Страница 81: ...from the LTC input should be shown 11 Press the generator GEN switch to SET The numbers should change 12 Record Pass or Fail for LTC Decode in the test record Ground Closure Remote 1 Connect a 525 27...

Страница 82: ...computer with a Web browser 2 Press FACTORY to restore the factory preset 3 Press the CONFIG button to display the Configuration menu 4 Select Network Settings IP Configure Mode 5 Verify the IP Confi...

Страница 83: ...then select Simultaneous 8 Press CONFIG again to remove the menu 9 Press DISPLAY SELECT button 2 to select tile 2 10 Press the WFM button to select the waveform display in tile 2 11 Press DISPLAY SEL...

Страница 84: ...utton b Press the CANCEL button c Press the up down arrows until Sample Structure Depth appears d Press the left right arrows until YCbCr A 4 4 4 10 bits appears e Press the ENTER button f Press the C...

Страница 85: ...en press the down arrow button to select Sample Structure Depth Next press the right arrow button to change the HDVG7 color space from YPbPr to GBR 4 4 4 10 bit 14 Press the ENTER button 15 Verify the...

Страница 86: ...ss ENTER g Press CANCEL to return to the previous menu h Press until AUDIO EMBEDDED appears i Press until GROUP 1 appears and then press ENTER j Press until STATUS ENABLED appears and then press ENTER...

Страница 87: ...r HD capable instruments HDST1 module for TG2000 1080i 59 94 analog tri level sync required for HD capable instruments AWVG1 module for TG2000 5225 270 SD signals required SD capable instruments 100 c...

Страница 88: ...description 15 pin male Dsub connector Tektronix part number 131 1164 00 BNC Tektronix part number 131 5647 00 RCA plug Allied 932 1098 Wire See Figure 1 Square Wave generator 10 kHz 5 V output 50 out...

Страница 89: ...s used exactly as characterized when measuring Eye bandwidth The absolute signal level should be chosen to give between 750 and 850 mVp p at the reference frequency as viewed on the unit under test wh...

Страница 90: ...typical level and may be different depending on your setup Instrument Tests The following procedures apply to all base instruments except where labeled Option HD If you are testing an instrument with...

Страница 91: ...On the TG2000 HDVG1 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 display OK for Y Chan CRC C Chan...

Страница 92: ...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 sections of the HD Cable Clone into the...

Страница 93: ...at there are no CRC errors on the SDI A input 14 Record a Pass or fail as appropriate in the test record 15 Disconnect the test setup External Reference Formats Supported Bi Level Check that the devic...

Страница 94: ...ot 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...

Страница 95: ...displays are stable 7 Record Pass or fail in the test record External Reference Lock in Presence of Hum Tri Level Option HD Apply a 0 dB hum signal to the Reference and verify the waveform rasterizer...

Страница 96: ...the Configuration menu Select Aux Display Settings Timecode Display if present and then select LTC from the submenu 4 Press OTHER on the front panel to display the LTC waveform 5 Verify that decoded L...

Страница 97: ...accurate 5 Press OTHER on the waveform rasterizer front panel to display the LTC waveform 6 Press FULL to change the waveform rasterizer display to full screen mode 7 Press VAR to activate the variab...

Страница 98: ...the Cable Meter adjustment establishes the Source Level as well as the Approx Cable cable length calibration 11 Press CONFIG select Utilities Calibration and then press SEL to start the calibration pr...

Страница 99: ...ttons navigate to the appropriate Eye HD CDR Center calibration case press SEL to start and follow the on screen instructions c Navigate to the appropriate Eye HD CDR Null calibration case press SEL t...

Страница 100: ...scribed in the previous check HD Jitter Noise Floor See page 84 2 Press the DISPLAY SELECT 1 button to select tile 1 3 Press GAIN 1X button 4 Press and hold EYE or MEAS if no EYE button and then selec...

Страница 101: ...ne UI the space between transitions disappears the eye will close At one UI of jitter the eye diagram will have closed and a darkening or shadow on an eye trace will appear out of the smeared backgrou...

Страница 102: ...the HD recovered clock signal has no fidelity issues such as stuck bits after it has been filtered into a sine wave and digitized 1 Press FACTORY 2 Connect an HDVG1 output to the SDI A input Set the...

Страница 103: ...est 7 Press the DISPLAY SELECT 1 button 8 Position the display or use cursors to measure the waveform amplitude Check that the amplitude is between 760 mV and 840 mV 9 Record this level in the test re...

Страница 104: ...F output is on with no modulation 7 Press CONFIG and then select Utilities Calibration Press SEL to start calibration 8 Press the up arrow key to navigate the Eye Bandwidth Test calibration case 9 Pre...

Страница 105: ...generator level to the level of the lowest frequency characterization point See Table 64 24 Use the cursors to measure the 50 kHz waveform amplitude If Option PHY is present the Eye Amplitude readout...

Страница 106: ...or Bars signal 3 SD only Connect a DVG1 output to the SDI A input and terminate the loopthrough connectors Set the DVG1 to generate a 525 270 75 Color Bars signal 4 Press the EYE button or MEAS if no...

Страница 107: ...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...

Страница 108: ...her 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...

Страница 109: ...nd terminate the other side of the loop through 5 Press the CONFIG button and then select AuxData Setting TimeCode Display if present VITC 6 Press CONFIG again to exit the menu 7 Verify that a decoded...

Страница 110: ...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 as possible to 800 mV because the Cable Meter adjustment establishes the Source L...

Страница 111: ...lect Display Type Jitter Display 11 Press the left arrow key and then select Jitter1 HP Filter 100 Hz 12 Press the DISPLAY SELECT 1 button briefly to close the menu 13 Press 5X GAIN 14 Measure the amp...

Страница 112: ...lect Display Type Eye Display 4 Press the left arrow key and then select Jitter1 HP Filter 100 Hz 5 If the jitter readout is not displayed press the left arrow key and then select Jitter Meter Meter R...

Страница 113: ...ye will close At one UI of jitter the eye diagram will have closed and a darkening or shadow on an eye trace will appear out of the smeared background c Continue increasing the jitter until another sh...

Страница 114: ...avigate to the end of the list of Calibration Cases highlighting Eye Recovered Clock Test Press SEL to begin this test 6 Press the DISPLAY SELECT 1 button and then press FULL to view the sine wave Che...

Страница 115: ...aticule 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 reado...

Страница 116: ...ACTORY 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 t...

Страница 117: ...or for a 2T Pulse and Bar 5 Press the CMPST A CURSOR and FULL buttons 6 Adjust the cursors to be near the top portions of the waveform 7 Use the VERTICAL position knob to move the top of the waveform...

Страница 118: ...utton 9 Use cursors to measure the tilt in the waveform 10 Record the value in the test record Composite Analog Line Rate tilt Option CPS Apply a field rate square wave and use cursors to measure the...

Страница 119: ...op 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 Conne...

Страница 120: ...posite A connector to the retractable hook clip 4 Select CONFIG Composite Input DC Restore Off 5 Press CMPST A and FULL 6 Press VAR and then use the GENERAL knob to reduce the gain to 0 5X 7 Hold the...

Страница 121: ...not get 2 field make sure the display style is set to Overlay 6 Select CONFIG Composite Input DC Restore Off 7 Press CURSOR and measure the peak to peak hum with the cursors The measurement should be...

Страница 122: ...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...

Страница 123: ...ime 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 VITC Decoding Functionality Option CP...

Страница 124: ...cilloscope 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 UPL...

Страница 125: ...1 kHz Output Level 20 dB FS Audio Tone Sample Frequency 96 kHz Unbalanced Vp p 1 000 V Carrier Level 4 Press and hold the DISPLAY SELECT 4 button to display the Audio pop up menu 5 In the Audio Input...

Страница 126: ...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...

Страница 127: ...rd the value in the test record 11 Move the cable to each of the remaining AES B I O connectors and repeat previous step 12 Disconnect the test setup AES Output Jitter This test measures jitter at eac...

Страница 128: ...re Audio is on 7 Check that PPPP PPPP is displayed in the bottom right area of the status bar indicating presence of two groups of embedded audio NOTE If status bar indicates that embedded audio is no...

Страница 129: ...the Pass fail result in the test record 12 Move the cable to each of the remaining AES B I O connectors and repeat steps 10 and 11 for each AES B I O connector 13 Disconnect the test setup AES Audio L...

Страница 130: ...e 7 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 8 Move the audio generator output to each of the remaining AES A In connector...

Страница 131: ...ency 100 Hz Output Level 18 dBu Audio Tone Output Impedance 10 8 Check for an indication of 18 dBu 0 5dB in the corresponding bar and record the value in the test record 9 Change analog audio generato...

Страница 132: ...the right or left arrow key until the desired Analog Input channel is highlighted and push the select key to perform an adjustment 24 Press and hold the DISPLAY SELECT 4 button to display the pop up m...

Страница 133: ...u 7 Press and hold the DISPLAY SELECT 4 button to display the pop up menu 8 In the Audio Input submenu select AES A 9 Press AUDIO to remove the audio tile pop up 10 Install the audio breakout cable on...

Страница 134: ...R S UPL06 as follows a Press GEN to display and configure the GENERATOR panel b Use the up down arrow keys keypad and SELECT button to set the parameters in the GENERATOR panel as follows Instrument...

Страница 135: ...rough 19 for each of the other Output XLR connectors 21 Disconnect the test setup Analog Input to Analog Output Gain Accuracy Over Frequency This test measures the Analog Audio Output level accuracy o...

Страница 136: ...to the analyzer balanced BAL analog input 15 Check for an RMS indication of 18 dBu 1 0 dB on the analog analyzer and record the Pass fail result in the test record 16 Repeat the previous step for Outp...

Страница 137: ...Output 4 and Output 6 Repeat also for Output 8 except when checking Option DA equipped instruments 33 Set the analog audio generator as follows Control or Setting Value Frequency 19 kHz Output Level 1...

Страница 138: ...d record the Pass fail result in the test record 43 Repeat the previous step for Output 4 and Output 6 Repeat also for Output 8 except when checking Option DA equipped instruments This completes the P...

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Tektronix WVR6020, Техническое описание

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