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Waveform and Vector Display Mode Menus

1. 2 34 Table A 1 Vertical deflection system A 2 Table A 2 DC restoration A 4 Table A 3 Horizontal deflection system A 5 Table A 4 Synchronization A 6 Table A 5 Vector mode sense sd iwletcoeeses A 6 Table A 6 Power source A 8 Table A 7 Physical characteristics A 8 Table A 8 Environmental characteristics A 9 Table A 9 Certifications and compliances A 10 Table C 1 Internal operational jumper selections C 3 WVR500 User Manual S S ns General Safety Summary Review the following safety precautions to avoid injury and prevent damage to this product or any products connected to it To avoid potential hazards use this product only as specified Only qualified personnel should perform service procedures To Avoid Fire or Personal Injury Use Proper Power Cord Use only the power cord specified for this product and certified for the country of use Connect and Disconnect Properly Do not connect or disconnect probes or test leads while they are connected to a voltage source Ground the Product This product is grounded through the grounding conductor of the power cord To avoid electric shock the grounding conductor must be connected to earth ground Before making connections to the input or output terminals of the product ensure that the product
2. Alarm Hue This selection assigns control of alarm hue to the GP Knob Alarm hue works in conjunction with alarm color to set the desired alarm appearance Alarm Color This selection assigns control of alarm color to the GP Knob Alarm color works in conjunction with alarm hue to set the desired alarm appearance More This selection opens the first page of the Display menu Configure Menu The Configure menu is entered by pressing the front panel Config button The menu selections in the Configure menu are identical in all display modes with the changes affecting the appropriate display modes WVR500 User Manual 2 19 Using the Menus TINTSC STANDARD PAL STANDARD Lat E kg DAME APAL PLUS V ON PAL PLUS V OFF E Figure 2 10 Waveform Vector display mode Configure menu page 1 The following menu selections appear on the first page of the Configure menu See Figure 2 10 NTSC PAL Standard This selection toggles the instrument measure ment standard between NTSC and PAL video standards Clamp On Off This selection toggles the DC Restorer clamp on and off Fast Slow Clamp This selection toggles the DC Restorer clamp speed between fast and slow The slow setting will clamp while displaying any signal hum PAL Plus V On Off This selection toggles the PAL Plus V mode on and off When the mode is on the phase reference of the V lines of the vector display is inverted and then shown as on overlay on the
3. Figure 2 13 Picture display mode Operating menu Sate Title On Off NTSC only This selection toggles the Safe Title mode on and off When this mode is on an outline depicts the safe title portion of the display Sate Action On Off NTSC only This selection toggles the Safe Action mode on and off When this mode is on an outline depicts the safe action portion of the display Safe Area On Off PAL only This selection toggles the Safe Area mode on and off When this mode is on an outline depicts the safe area portion of the display Transparency On Off This selection toggles the Transparency mode on and off When this mode is on the menus and safe areas become semitransparent allowing you to view the entire picture This mode affects both the Picture and the Waveform in Picture display modes WVR500 User Manual 2 23 Using the Menus 2 24 Display Menu The Picture display mode Display menu only appears after one of the Safe Title Safe Action or Safe Area modes has been turned on These menu selections also appear in the Waveform and Vector display modes Display menu See Figure 2 14 IGRAT INTENSITY PA GRAT HUE EJ GRAT COLOR ad BACKGROUND a Figure 2 14 Picture display mode Display menu Grat Intens This selection assigns control of graticule intensity to the GP Knob The graticule intensity can be adjusted from and applies to all display modes Grat Hue This selection assigns control of graticul
4. Select 5x vertical gain Display the main remote command menu Select channel A for input B 9 Appendix B Remote Interface B 10 Command input b knob line_sel off line_sel on mag normal mag 10x menu action_off menu action on menu alarm_off menu alarm_on menu all fields menu area_off menu area_on menu both_pip menu field_1 menu field_ 2 menu line_num_adj menu lower_position menu menu_left menu menu_right menu phase menu rdout_off Definition Select channel B for input Map the current GP Knob function to the terminal arrow keys The instrument will respond back with the current GP Knob function and numerical value Entering the command knob number will assign the entered number to be the new knob value Turn off Line Select mode Turn on Line Select mode Select normal horizontal sweep Turn on the horizontal magnifier Turn off the NTSC Safe Action area outline Turn on the NTSC Safe Action area outline Turn off the waveform Amplitude Alarm mode Turn on the waveform Amplitude Alarm mode Set the Line Select mode to display all fields Turn off the PAL Safe Area outline Turn on the PAL Safe Area outline Set the Waveform in Picture display mode to display both the waveform and vector displays Set the Line Select mode to display fields 1 and 3 Set the Line Select mode to display fields 2 and 4 Assign the GP Knob to line number selection control for the Line Select mode
5. Display the windows for the Waveform in P icture display mode in the lower position Set the menus to the left side of the display Set the menus to the right side of the display Assign the GP Knob to vector phase control Turn off the readout display WVRS500 User Manual Appendix B Remote Interface Command menu rdout on menu title_off menu title_on menu transp_ off menu transp_on menu update_fast menu update_slow menu upper_position menu var_off menu var_on menu vect_pip menu vect_var_on menu vect_var_off menu wfm_pip menu wfm_var_on menu wfm_var_ off picture presets default WVRS500 User Manual Definition Turn on the readout display Turn off the NTSC Safe Title area outline Turn on the NTSC Safe Title area outline Turn off transparency for the Waveform in P icture and Picture display modes Turn on transparency for the Waveform in Picture and Picture display modes Set the Line Select mode update speed to fast Set the Line Select mode update speed to slow Display the windows for the Waveform in P icture display mode in the upper position Turn off variable gain for the currently selected display mode Waveform or Vector Turn on variable gain for the currently selected display mode Waveform or Vector Set the Waveform in Picture display mode to display only the vector display Turn on vector variable gain for the Waveform in Picture and Vector display modes Turn o
6. Humidity WVRS500 User Manual Description RI RI RI RI RI RI RI RI RI RI Non Operating 55 C to 75 C Operating 0 C to 50 C IEC 1010 1 compliance to 40 C Non Operating To 50 000 feet Operating To 15 000 feet IEC 1010 1 compliance to 2000 meters Measurement as defined in IEC 1010 1 Annex H Class as defined in IEC 1010 1 Annex H Installation Category II as defined in IEC 1010 1 Annex J Note Rated for indoor use only Pollution Degree 2 as defined in IEC 1010 1 15 minutes each axis at 0 015 inch frequency varied from 10 55 10 Hz in 1 minute cycles with instrument secured to vibration platform Ten minutes each axis at any resonant point or at 55 Hz if a resonant point is not found MIL T 28800D Paragraph 1 2 2 Class 3 30 g s 1 2 sine 11 ms duration 3 shocks per Surface 18 total Qualified under NSTA Test Procedure 1A Category II 24 inch drop Will operate at 95 relative humidity for up to five days Meets the five day cycling humidity tests as called out in Tektronix standard 062 2847 00 A 9 Appendix A Specifications Table A 9 Certifications and compliances Category Description EC Declaration of Compliance was demonstrated to the following specifica Conformity tions as listed in the Official J ournal of the European Communities EMC Directive 89 336 EEC EN 50081 1 Emissions EN 55022 Class B Radiated a
7. Overvoltage Category Il as defined in IEC 1010 1 Annex Pollution Degree Pollution Degree 2 as defined in IEC 1010 1 Note rated for indoor use only WVRS500 User Manual A 11 Appendix A Specifications A 12 WVRS500 User Manual See Appendix B Remote Interface The rear panel remote connector is an interface for RS 232 serial binary data interchange All of the monitoring functions available from the front panel controls and menu selections can be made through the remote interface This section lists the equipment requirements for setting up the interface as well as the command set for operating the instrument through the interface Equipment Requirements The equipment required to communicate to the WVR500 monitor through the remote interface consists of a terminal or a PC with terminal emulation and a cable to connect the terminal to the instrument Remote Cable The rear panel remote connector is a 9 pin subminiature D type with male contacts The pin out assignments for the remote connector are shown in Figure B 1 The remote cable only needs three pins connected for the remote interface to operate The required cable connections for a 9 pin PC connector are shown in Figure B 2 Figure B 3 illustrates the required cable connections for a 25 pin PC connector The unused remote connector pins are for hardware control The WVR500 monitor is not designed to respond to commands on those unused pins
8. 12 Waveform Vector display mode Configure menu page 3 The following menu selections apply to Figure 2 12 Setup No Setup This selection toggles the instrument between accepting NTSC signals with or without setup 75 100 Bars This selection toggles the instrument between correctly processing 75 or 100 amplitude color bar signals Software Version This selection displays the current software version of the instrument just below the menu Software Version text Calibrate This selection only appears after the Calibration mode has been internally enabled by placing a jumper on A2J27 Refer to the WVR500 Waveform Vector Monitor Service Manual for detailed calibration information More This selection opens the first page of the Configure menu Picture Display Mode Menus 2 22 The Picture display mode Operating and Display menus are described on the following pages The Presets and Configure menus are identical to the Waveform Vector display mode Presets and Configure menus defined earlier in this section WVRS500 User Manual Using the Menus Operating Menu The Picture display mode Operating menu is entered by pressing the front panel Menu button The menu selections are different for NTSC and PAL See Figure 2 13 mone TITLE DE 2USAFE ACTION ON SAFE ACTION OFF EJ TRANSPARENCY ON 1 SAFE AREA ON SAFE AREA OFF Lo p TRANSPARENCY OFF EJ TRANSPARENCY ON TRANSPARENCY OFF Oo a NTSC PAL
9. 3 dB points of the demodulator output amplifiers WVRS500 User Manual Tutorial This tutorial is designed for operator familiarization and for checking basic instrument operation not measurement quantities or specifications This tutorial assumes that you have read the Functional Overview and Using the Menus sections of this manual and understand the basics of instrument operation If the performing of this procedure reveals improper instrument operation first check the operation of the associated equipment If the associated equipment is operating normally refer the monitor to qualified service personnel for repair or adjustment 1 Connect the equipment listed in Table 2 1 as described below a f g Connect the WVR500 monitor to an appropriate AC power source Connect the output of the television signal generator to the CH A input Connect the other side of the CH A loopthrough to the Ext Ref input Terminate the remaining side of the Ext Ref loopthrough in 75 Q Connect a cable from the WVR500 monitor Video Out connector to the input of the picture monitor Terminate the picture monitor input in 75 Q Set the signal generator for a 75 color bars output 2 Initialize the front panel controls and menu selections a Select the Waveform display mode Select CHA Input 2 Line Sweep Flat Filter and Int Ref Notice that the front panel indicators light when these selections are made
10. 50e ares OF ere Lan B 1 Remote Conmiands 4 esse Nns ta kerG uate eine te B 5 Appendix C User Service C 1 Operational Jumpers C 1 Clanin o i450 4 Les en ete tee oa ee rs eS Si C 4 Instrument Options 2 ess ithe es LUE NE AN nee ts C 5 WVRS00 User Manual Table of Contents List of Figures Figure 2 1 Instrument front and rear panels 2 2 Figure 2 2 On screen readout display 2 9 Figure 2 3 Typical menu display 2 11 Figure 2 4 Waveform Vector display mode Operating menus page lues siaut sstientis etes nul 2 14 Figure 2 5 Waveform Vector display mode Operating menu PALE 2 ss redresser lee tiaRas ee eee eds cass 2 15 Figure 2 6 Presets menu 2 16 Figure 2 7 Waveform Vector display mode Display menu page urrhusnsdioarennenuarRes eue Es re 2 17 Figure 2 8 Waveform Vector display mode Display men page 2 issus shed ete Ws soan SNES Vokes 2 18 Figure 2 9 Waveform display mode Display menu page 3 2 19 Figure 2 10 Waveform Vector display mode Configure menu page L ieee eae dues osi etant mases 2 20 Figure 2 11 Waveform Vector display mode Configure menu page 2 fib cae eees de Ov adea bodes 2 21 Figure 2 12 Waveform Vector display mode Configure menu page 3 os sxe ia bie seu es me Oo OE ees 2 22 Figure 2 13 Picture display mode Operating menu 2 23 Figure 2 14 Picture dis
11. 8 Waveform Vector display mode Display menu page 2 The following menu selections appear on the second page of the Display menu See Figure 2 8 Grat Intens This selection assigns control of graticule intensity to the GP Knob The graticule intensity can be adjusted from and applies to all display modes Grat Hue This selection assigns control of graticule hue to the GP Knob Graticule hue works in conjunction with graticule color to set the desired graticule appearance The graticule hue can be adjusted from and applies to all display modes Grat Color This selection assigns control of graticule color to the GP Knob Graticule color works in conjunction with graticule hue to set the desired graticule appearance The graticule color can be adjusted from and applies to all display modes More This selection opens the first page of the Display menu or the following third page if the Waveform display mode is selected and the Amplitude Alarm is turned on WVRS500 User Manual Using the Menus IB ALARM INTENSITY A ALARM HUE EY ALARM COLOR Ed ie Figure 2 9 Waveform display mode Display menu page 3 The Alarm Intens Alarm Hue and Alarm Color selections only apply to the amplitude alarm portion of the waveform display in the Waveform and Waveform in Picture display modes See Figure 2 9 The Amplitude Alarm mode is explained on page 2 7 Alarm Intens This selection assigns control of alarm intensity to the GP Knob
12. Customer shall be responsible for paying all shipping charges 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 service the product b to repair damage resulting from improper use or connection to incompatible equipment c to repair any damage or malfunction caused by the use of non Tektronix supplies or d to service a product that has been modified or integrated with other products when the effect of such modification or integration increases the time or difficulty of servicing the product THIS WARRANTY IS GIVEN BY TEKTRONIX WITH RESPECT TO THIS PRODUCT IN LIEU OF ANY OTHER WARRANTIES EXPRESSED OR IMPLIED TEKTRONIX AND ITS VENDORS DISCLAIM ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE TEKTRONIX RESPONSIBILITY TO REPAIR OR REPLACE DEFECTIVE PRODUCTS IS THE SOLE AND EXCLUSIVE REMEDY PROVIDED TO THE CUSTOMER FOR BREACH OF THIS WARRANTY TEKTRONIX AND ITS VENDORS WILL NOT BE LIABLE FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES IRRESPECTIVE OF WHETHER TEKTRONIX OR THE VENDOR HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES Service Ass
13. NOTE The WVR500 monitor will not respond to the remote S or Q flow control commands WVRS500 User Manual B 1 Appendix B Remote Interface B 2 PIN FUNCTION 1 1 DCD Received Line Signal Detector 6 2 RXD Received Data O 3 TXD Transmitted Data O 4 DTR DTE Ready O O 5 GND Signal Ground 6 DCR DCE Ready O 7 RTS Requestto Send 9 8 CTS Clear to Send O 5 9 NC No Connection Figure B 1 Remote connector pin out assignments 9 pin female 9 pin female connector connector To WVR 500 Figure B 2 Remote cable hookup for 9 pin PC connector WVRS500 User Manual Appendix B Remote Interface 25 pin female 9 pin female connector connector 6 To WVR 500 gt Figure B 3 Remote cable hookup for 25 pin PC connector WVRS500 User Manual B 3 Appendix B Remote Interface Terminal or PC To communicate to the WVR 500 monitor a dumb terminal or a PC with a terminal emulation program is required The communica tion parameters required by the WVR 500 monitor are as follows Terminal emulation ANSI Commands ANSI 8 bit 1 stop bit m Operational mode full duplex m Data rate 9600 baud m Data type asynchronous m Parity no Key Sequences for ANSI Arrow Key Emulation Some terminals may not have arrow keys which emit the ANSI escape sequence that is required to be able to make remote instrument adjustments The key sequences listed below emulate the arrow key function
14. WVR500 User Manual 2 33 Tutorial 2 34 Table 2 1 Tutorial required equipment Equipment Example Television signal generator with the Tektronix TSG 100 Signal Generator following signals composite color NTSC bars black burst or comparable Tektronix TSG 111 Signal Generator Signal with sync and burst PAL Coaxial Cable 75 Q 3 42 inch RG59U Tektronix Part No 012 0159 00 75 Q Terminator end line 2 Tektronix Part No 011 0102 00 Picture monitor for the appropriate Generic picture monitor with BNC video standard NTSC or PAL video input connector c Turn Line Sel Mag and Gain X5 off if they are turned on d Enter the Operating menu and select Alarm Off Var Gain Off and Readout On e Enter the Configure menu and select the monitoring standard NTSC or PAL PAL Plus V Off NTSC Alt V Off Graticule On Setup and 75 Bars f Clear the menu display 3 Adjust the display appearance a Use the position controls to place the waveform on the graticule baseline and to center the display Notice that Intensity is displayed in the readout after the knob icon This indicates that the GP Knob is assigned to adjust signal intensity default function for the Waveform display mode b Use the GP Knob to adjust the signal intensity to the desired level WVRS500 User Manual Tutorial c Enter the Display menu and select Grat Intens Notice that a knob icon appears by the menu selection indicati
15. instrument for shipment Save the shipping carton and packing materials including antistatic bag in case it becomes necessary to ship the instrument to a Tektronix Service Center for service or repair Electrical Installation Observe the following information before installing your instrument Power Source These monitors are designed to operate from a single phase power source having one of its current carrying conductors at or near earth ground the neutral conductor Only the line conductor is fused for over current protection Systems that have both current carrying conductors live with respect to ground such as phase to phase on multiphase systems are not recommended as power sources A protective ground connection by way of the grounding conductor in the power cord is essential for safe operation WARNING Dangerous line potential voltage will be present when mains AC power is supplied to the instrument Mains Frequency and Voltage Range The WVR500 monitor operates at 50 and 60 Hz over the range of 90 250 Volts without operator adjustment RS 232 Remote Port The rear panel RS 232 connector provides a serial interface for remote control of instrument functions The remote connector is a 9 pin subminiature D type with male contacts The remote interface and command set are detailed in Appendix B Operational Jumpers The only operational modifications made to this monitor through internal jumper settings are input coup
16. 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 Do Not Operate Without Covers Do not operate this product with covers or panels removed Use Proper Fuse Use only the fuse type and rating specified for this product Avoid Exposed Circuitry Do not touch exposed connections and components when power is present Wear Eye Protection Wear eye protection if exposure to high intensity rays or laser radiation exists Do Not Operate With Suspected Failures If you suspect there is damage to this product have it inspected by qualified service personnel Do Not Operate in Wet Damp Conditions Do Not Operate in an Explosive Atmosphere WVR500 User Manual V General Safety Summary Keep Product Surfaces Clean and Dry Provide Proper Ventilation Refer to the manual s installation instructions for details on installing the product so it has proper ventilation Safety Terms and Symbols Terms in This Manual These terms may appear in this manual A WARNING Warning statements identify conditions or practices that could result in injury or loss of life A CAUTION Caution statements identify conditions or practic
17. of the video signal selected by the front panel Input switch These outputs can be used to drive a picture monitor and or a video switcher 2 6 WVRS500 User Manual Functional Overview RS232 Remote Connector Remote is a 9 pin subminiature D type connector that provides a serial interface for remote control All front panel controls and menu settings can be set through this interface Refer to Appendix B Remote Interface for detailed information about the remote interface AC Power The AC Power plug is a standard AC plug receptacle for 120 or 240 VAC power mains The plug is compatible with any of the power cord options available with the instrument The instrument operates at 50 and 60 Hz over the range of 90 250 Volts without operator adjustment Special Operating Modes The following operating modes are turned on through the menus Amplitude Alarm Mode The Amplitude Alarm mode applies to the Waveform display mode only When the Amplitude Alarm has been turned on any portion of the signal display exceeding the 100 IRE 1 0 V PAL graticule line is highlighted The Amplitude Alarm display is also visible in the waveform display portion of the Waveform in Picture display mode The Amplitude Alarm is turned on through the Waveform display mode Operating menu Characteristics of the highlighted portion of the display such as intensity and color are set through the Waveform display mode Display menu Variable Gain Mode
18. options If the instrument does not function properly it should be referred to qualified service personnel or returned to Tektronix for service Instructions for repackaging the instrument for shipment are provided on page 1 5 Do Not Service Alone Do not perform internal service or adjustments of this product unless another person capable of rendering first aid and resuscitation is present Disconnect Power To avoid electric shock disconnect the mains power by means of the power cord or if provided the power switch Operational Jumpers The only operational modifications made to this monitor through internal jumper settings are input coupling and the enabling of the Calibration mode Perform the following procedure to change the position of the operational jumpers WARNING Dangerous line potential voltage will be present when mains AC power is supplied to the instrument Remove the power cord from the instrument before performing this procedure 1 Remove the power cord from the instrument 2 Remove the instrument top cover See Figure C 1 WVRS500 User Manual C 1 Appendix C User Service Top cover Ka Screws 11 Figure C 1 Removing the top cover NOTE Do not change the position of the jumpers listed in Table C 1 that are for factory use only 3 Move the operational jumpers listed in Table C 1 to the position you require for your application Figure C 2 shows the location
19. options are listed in Appendix C User Service WVRS500 User Manual Getting Started Accessories Listed below are the standard accessories optional accessories and field upgrade kits available with this instrument Refer to Appendix C User Service for a list of available instrument options Standard Accessories These standard accessories are shipped with the product 1 Manual user WVR 500 070 8927 xx 1 Cable assembly power United States and Japan only 161 0216 00 Optional Accessories There is one optional accessory available for the product Manual service WVR500 070 8897 xx Field Upgrade Kits The following field upgrade kits can be ordered with this instrument or purchased through a Tektronix field office or distributor When ordering include both the name and number of the Field Upgrade Kits Dimensional drawings are shipped with each cabinet For more information contact a Tektronix field office or distributor TVGF13 This is a dual side by side rack adapter which allows you to mount two half rack width instruments in a standard 19 inch rack TVGF14 This is a dual half rack width adapter which allows you to mount two half rack width instruments in a standard half rack application The WVR500 will fit only in the lower portion of this adapter WVRS500 User Manual 1 3 Getting Started Installation The instructions for instrument installation are followed by instructions for repackaging the
20. the menu changes as the knob is turned d Toggle through the field selections in the menu and notice how the field on screen readout changes 2 38 WVRS500 User Manual Tutorial e Select the Waveform in Picture display mode f Enter the Operating menu and notice that the menu page of Line Select mode selections is available The currently selected line and field numbers appear in the menu g Return to the Waveform display mode h Try to select 2 Field sweep and notice that the sweep rate only toggles between 1 Line and 2 Line sweep rates i Select 2 Line sweep j Select Update Slow from the Operating menu and adjust the vertical position control Notice the length of time the signal takes to settle to the new position k Select Update Fast and adjust the signal back to the baseline Notice the difference in the signal settling time l Select CHB Input no signal applied and notice that the line select readout is replaced by the message Mis sing Sync m Select CHA Input n Turn the Line Select mode off Notice that the menu is cleared that the selected line and field readout is gone and that the GP Knob is reassigned to signal intensity 9 Adjust the Amplitude Alarm display a Enter the Operating menu and select Alarm On b Adjust the vertical position control and notice that the portion of the signal exceeding the 100 IRE 1 0 V PAL graticule line is highlighted WVRS500 User Manual 2 3
21. to Fsc 10 Hz or Foc to Fsc 10 Hz Phase Shift with Burst Amplitude Change 2 from nominal burst amplitude to 6 dB RI Internal or external burst reference Phase Shift with Input Channel Change 0 5 RI With external reference selected Phase Shift with Variable Gain Control 1 as gain is varied from 3 dB to 6 dB RI Phase Control Range 360 continuous rotation Burst J itter 0 5 rms or less RI With 140 IRE 1 V PAL composite video input Internal or external referenced Ri Differential Phase 1 RI Differential Gain 1 RI Measured with 140 IRE 1 V PAL linearity Signal 5 step 10 step or Ramp with 40 IRE 300 mV PAL of subcarrier A 7 Appendix A Specifications Table A 6 Power source Category Description Mains Voltage Range Req 90 250 V Mains Frequency Range Req 48 Hz to 66 Hz Power Consumption RI 25 Watts maximum Power Fuse Rating Req 250 V 2A F type Table A 7 Physical characteristics Category Description Dimensions RI Height 1 3 4 inches 44 5 mm Width 8 inches 203 2 mm Length 18 1 2 inches 469 9 mm Weight RI Approximately 4 0 lbs approximately 1 8 kg A 8 WVRS500 User Manual Appendix A Specifications Table A 8 Environmental characteristics Category Temperature Altitude Equipment Type Equipment Class Installation Category Pollution Degree Vibration Operating Shock Non Operating Transportation
22. 0 User Manual Appendix B Remote Interface Command display background display both_pip display color display grat_ color display grat_hue display grat_intensity display hue display intensity display lower position display transp_ off display transp_on display upper position display vect_pip display wfm_pip filter flat filter luma filter parade gain normal gain 5x help input a WVRS500 User Manual Definition Assign the GP Knob to background intensity control Set the Waveform in Picture display mode to display both the waveform and vector displays Assign the GP Knob to trace color control Assign the GP Knob to graticule color control Assign the GP Knob to graticule hue control Assign the GP Knob to graticule intensity control Assign the GP Knob to trace hue control Assign the GP Knob to trace intensity control Display the windows for the Waveform in P icture display mode in the lower position Turn off transparency for the Waveform in P icture and Picture display modes Turn on transparency for the Waveform in P icture and Picture display modes Display the windows for the Waveform in P icture display mode in the upper position Set the Waveform in Picture display mode to display only the vector display Set the Waveform in Picture display mode to display only the waveform display Select flat filter Select luminance filter Select parade filter Select normal vertical gain
23. 1 Attach a tag to the instrument showing the owner complete address and phone number of someone at your firm who can be contacted the instrument serial number and a description of the required service 2 Package the instrument in the original packaging materials If the original packaging materials are not available follow these directions a Obtain a carton of corrugated cardboard having inside dimensions six or more inches greater than the dimensions of the instrument Use a shipping carton that has a test strength of at least 275 pounds WVR500 User Manual 1 5 Getting Started b Surround the instrument with a protective bag antistatic preferred If the instrument is not in a cabinet wrap a cardboard piece around the bagged instrument to protect components c Pack dunnage or urethane foam between the instrument and the carton If using Styrofoam kernels overfill the box and compress by closing the lid There should be three inches of tightly packed cushioning on all sides of the instrument 3 Seal the carton with shipping tape industrial stapler or both Configuration All instrument configuration parameters are set through the menu system except for the parameters set by the operational jumpers Refer to Appendix C User Service for instructions on how to change the operational jumper settings 1 6 WVRS500 User Manual Operating Basics OOOO Ho OS Functional Overview Operating Basics is organized int
24. 10 centered on the exact chrominance phase and 20 of chrominance amplitude centered around standard amplitude The dimensions of the smaller boxes represent 2 5 and 2 5 IRE 3 and 5 PAL of chrominance amplitude For the PAL graticule each chrominance vector related to the V burst terminates in targets consisting of two boxes a small box inside a large box The vectors associated with the V burst terminate in the targets consisting of smaller boxes only age ee a oe 40 Figure 2 21 Vector targets NTSC values PAL values in parentheses WVR500 User Manual 2 31 Making Measurements Differential Phase and Gain Measurement Box Differential gain dG and differential phase d measurements use the graticule markings located at the outer edge of the B Y or U axis 180 line See Figure 2 22 10 do 2 dd lt lt 10 dG 20 d Figure 2 22 Differential gain and phase measurement box Making Vector Measurements 2 32 Chroma Bandwidth The horizontal and vertical axes of the vector graticule contain markings for checking chroma bandwidth A subcarrier frequency sine wave whose amplitude places it on the outer compass rose is used as a reference When the frequency is changed the diameter of the circle should reduce in size At a point equal to 70 7 of full amplitude 3 dB there are gaps in the horizontal and vertical axes This calibration aid makes it possible to check the
25. 2 configure 2 5 display 2 5 presets 2 5 using the menus 2 11 Menu control 2 5 O On screen readout 2 8 Operating voltage 1 4 Operational jumpers C 1 Optional accessories 1 3 Options C 5 Ordering accessories 1 3 Output connectors 2 6 Index 2 p Performance specifications A 2 Picture display 2 3 operating display menu 2 22 Position controls 2 4 Power cords C 5 Power source 1 4 R Rack adapter installation 1 5 optional accessory 1 3 Rack Adapters optional accesso ries 1 3 Rasterizer 1 2 Readout description 2 8 Rear panel connectors 2 6 Remote connector 2 7 Remote interface B 1 Repackaging for shipment 1 5 Reset locked instrument controls 2 6 RS232 connector 2 7 remote interface B 1 S Safety standards A 1 Service cleaning C4 Setup graticule 2 28 Signal gain 2 4 Signal reference 2 3 Software version current 2 22 WVRS500 User Manual Index Specification tables A 2 Standard accessories 1 3 Sweep rates 2 27 selecting 2 3 T Tutorial 2 33 required equipment 2 34 U Unpacking 1 4 V Variable gain mode 2 7 Vector display 2 3 configure menu 2 19 WVRS500 User Manual display menu 2 16 operating menu 2 13 presets menu 2 15 Vector graticule 2 29 chrominance targets 2 31 differential phase and gain 2 32 Vertical position control 2 4 Video Out output signal 2 6 W Waveform di
26. 9 Tutorial 2 40 Enter the Display menu Notice that a third menu page appears with alarm display adjustments These adjustments only affect the alarm portion of the display Use the Alarm Intensity Alarm Hue and Alarm Color adjustments to set the appearance of the amplitude alarm as you desire Enter the Waveform in Picture display mode Select WFM In Picture from the Operating menu Adjust the vertical position control and notice that the portion of the signal exceeding the 100 IRE 1 0 V PAL graticule line is highlighted 10 Adjust the vector display a Select Vector display mode and notice that the GP Knob now controls vector phase b Adjust the GP Knob to place the burst vector on the 180 graticule line The display should appear similar to Figure 2 25 ePHASE Figure 2 25 Vector display of NTSC color bars signal WVRS500 User Manual Tutorial 11 Adjust the picture display a Select the Picture display mode b NTSC only Enter the Operating menu and select Safe Title On and Safe Action On Notice that the safe title and safe action portions of the display are outlined The picture display should appear similar to Figure 2 26 c PAL only Enter the Operating menu and select Safe Area On Notice that the safe area portion of the display is outlined Figure 2 26 Picture display of NTSC color bars with the Safe Title and Safe Action areas outlined d Sel
27. 9 05 AQGZ 06 ADVLIIOA SANIT SX NIVO E o EEE ee tak pie DIANON AWIdSId SLASSHd S scan OOS AAM XIUOINAL NNIN Rear panel Front panel Figure 2 1 Instrument front and rear panels WVRS500 User Manual 2 2 Functional Overview Display Mode Selection Press the Waveform button to select the Waveform display mode The Waveform display mode provides a voltage versus time display of the video signal Press the Vector button to select the Vector display mode The Vector display mode provides an XY plot of the demodulated chrominance phase and amplitude portion of the video signal The angle represents chrominance phase and the distance from the center represents chrominance amplitude Press the Picture button to select the Picture display mode The Picture display mode presents the video signal as a picture Press the WV in Pic button to select the Waveform in Picture display mode The Waveform in Picture display mode presents the waveform and or vector displays reduced to 1 4 screen sized windows over the picture display The reduced waveform and vector displays can be made transparent to view the entire picture display and can be positioned in the upper or lower half of the screen Input Channel Selection Press the Input button to toggle the display between the video signals on the channel A and channel B rear panel input connectors Only one input channel can
28. Required Test Equipment list Reference Information Information that amplifies a performance requirement or is of special importance is indicated by Al There is no need to check these items to a specific tolerance WVRS500 User Manual A 1 Appendix A Specifications Table A 1 Vertical deflection system Category Description Deflection Factor Req Req Req Req Req Frequency Response Req Req Req 1 V Full Scale 1 V input displayed within 1 of 140 IRE 1 0 V PAL RI Flat filter selected X5 Gain Gain Accuracy 5 RI 1V input signal X5 Gain Registration lt 1 major division of vertical shift from baseline between unmagnified and magnified signal Variable Gain Range Input signals between 0 8 V and 2 V can be adjusted to 140 IRE 1 0 V PAL display 160 mV and 400 mV for X5 Gain Position Range 1 V signal can be positioned so that peak white and sync tip can be placed at blanking level with the DC Restorer Clamp on regardless of gain setting 1 V Full Scale 50 kHz to 6 MHz within 2 of response at 50 kHz RI Specifications apply for full screen height video input signal with Variable Gain off and Flat filter selected X5 Gain 50 kHz to 6 MHz within 5 of response at 50 kHz RI Flat filter selected Luminance Filter gt 30 dB attenuation at 4 00 MHz RI Response at 15 kHz does not vary between Flat and Luminance filters by more than 1 WVRS500 User Manual Appen
29. The Variable Gain mode is turned on through the Operating menus of the Waveform and Vector display modes Turning the Variable Gain mode on in the Waveform display mode does not turn it on in the Vector display mode The Waveform and Vector display modes have separate variable gain adjustments and do not track with each other VAR is displayed in the on screen readout when Variable Gain is turned on WVR500 User Manual 2 7 Functional Overview When Variable Gain is on and the GP Knob has been assigned a different control function selecting variable gain from the menu will reassign the GP Knob to variable gain control A second press of the button will turn the mode off The GP Knob is assigned to variable gain control when you enter the Waveform or Vector display modes if variable gain was left on when that display mode was last exited Calibration Mode The Calibration mode is turned on through the Configure menu after the movement of an internal jumper A2J27 Refer to the WVR500 Waveform Vector Monitor Service Manual for instructions on how to calibrate the instrument On Screen Readout 2 8 This instrument uses on screen readouts to display the current front panel control settings when the Waveform or Vector display modes are selected The readouts do not appear in the reduced displays of the Waveform in Picture display mode The readout can be turned on or off through the Configure menu Figure 2 2 shows the locat
30. User Manual Tektronix WVR500 Waveform Vector Monitor 070 8927 05 This document supports firmware version 2 00 CE Copyright Tektronix Inc All rights reserved Tektronix products are covered by U S and foreign patents issued and pending Information in this publication supercedes that in all previously published material Specifications and price change privileges reserved Printed in the U S A Tektronix Inc PO Box 1000 Wilsonville OR 97070 1000 TEKTRONIX and TEK are registered trademarks of Tektronix Inc WARRANTY Tektronix warrants that this product will be free from defects in materials and workmanship for a period of three 3 years from the date of shipment If any such product proves defective during this warranty period Tektronix at its option either will repair the defective product without charge for parts and labor or will provide a replacement in exchange for the defective product In order to obtain service under this warranty Customer must notify Tektronix of the defect before the expiration of the warranty period and make suitable arrangements for the performance of service Customer shall be responsible for packaging and shipping the defective product to the service center designated by Tektronix with shipping charges prepaid Tektronix shall pay for the return of the product to Customer if the shipment is to a location within the country in which the Tektronix service center is located
31. V lines to provide a comparison display More This selection opens the second page of the Configure menu 2 20 WVRS500 User Manual Using the Menus NTSC ALT V ON NTSC ALT V OFF F SMAIEULE rr nen MESSAGE Orr Ma WIDE SCREEN ON WIDE SCREEN OFF od Figure 2 11 Waveform Vector display mode Configure menu page 2 The following menu selections appear on the second page of the Configure menu See Figure 2 11 NTSC Alt V On Off This selection toggles the NTSC Alt V mode on and off This mode is similar in function to the PAL Plus V mode but it is only used during calibration of the instrument Refer to the WVR500 Waveform Vector Monitor Service Manual for instrument calibration information Graticule On Off This selection toggles the measurement graticules on and off Sync Message On Off This selection toggles the Missing Sync and Bad Sync on screen readout messages on and off If this selection is turned on but the Readout On Off menu selection in the Operating menu is set to Off the sync messages will not appear Wide Screen On Off This selection toggles the aspect ratio of the display between 4 3 off and 16 9 on The Wide Screen On selection supports high definition television displays More This selection opens the third page of the Configure menu WVR500 User Manual 2 21 Using the Menus 1 SETUP NO SETUP 2175 BARS 100 BARS EX SOFTWARE VERSION a CALIBRATE mise SES Figure 2
32. ace viii WVRS500 User Manual Getting Started Getting Started This section contains a product description a list of instrument accessories and installation instructions Product Description The Tektronix WVR 500 is a half rack wide one rack unit high rasterizing television waveform vector picture monitor with NTSC and PAL capability Without a built in display device it outputs a display signal that can be connected to a remote monitor or video switcher Traditional applications for this monitor include areas of production postproduction and transmission of television signals Untraditional applications include remote video monitoring of unmanned video uplinks downlinks and television transmitters Key Features The WVRS00 utilizes the following key features m Rasterized output which can display the waveform vector picture monitor displays simultaneously m Menu assisted monitoring operation m Two channels of video inputs and two video outputs m Complete instrument operation possible through the RS 232 remote port m Amplitude alarm for the waveform display m Ability to store recall four instrument setups m Adjustable signal and graticule display colors m Instrument calibration performed from the front panel m Universal power supply automatically accommodating AC supplies from 90 250 V 50 60 Hz WVRS500 User Manual 1 1 Getting Started Rasterized Display The WVR 500 utilizes a proprietary rasteriz
33. anual 2 9 Functional Overview A Configuration menu selection turns the sync message on and off The sync message appears in different locations depending on the current display mode The sync message will not appear if the on screen readout has been turned off In Picture display mode the screen goes completely black if the sync message or readout is turned off 9 Displays the currently selected line and field numbers when the Line Select mode is turned on The readout lists the selected line first followed by the field number The Missing Sync or Bad Sync messages appear here in the Waveform and Vector display modes when the signal reference is lost 10 Displays the current sweep rate in the Waveform display mode only 5US D for 1 Line sweep 10US D for 2Line sweep 0 5US D for 1 Line Mag sweep 1US D for 2 Line Mag sweep and X20 for 2 Field Mag sweep No readout appears for 2 Field sweep 2 10 WVRS500 User Manual Using the Menus This section contains instructions for using the menus and provides details of each menu selection Menu System Overview Menus are entered by pressing one of the following front panel buttons Menu Presets Display and Config Menus are exited either by pressing the Clear button selecting a different menu selecting another display mode or by turning on the Line Select mode The menu selections displayed by each of the four menus are dependent on the current display mode Several of
34. as been turned on 2 16 WVRS500 User Manual Using the Menus Ie INTENSITY A HUE By COLOR 4 BACKGROUND od Figure 2 7 Waveform Vector display mode Display menu page 1 The following menu selections appear on the first page of the Display menu See Figure 2 7 Intensity This selection assigns control of signal intensity to the GP Knob The signal intensity level can be adjusted from and applies to the Waveform Vector and Waveform in Picture display modes Signal intensity is the default function assigned to the GP Knob when the Waveform display mode is selected Hue This selection assigns control of signal hue to the GP Knob Hue works in conjunction with the Color menu selection to set the desired signal appearance The signal hue can be adjusted from and applies to the Waveform Vector or Waveform in Picture display modes Color Assigns control of signal color to the GP Knob Color works in conjunction with the Hue menu selection to set the desired signal appearance The signal color can be adjusted from and applies to the Waveform Vector or Waveform in Picture display modes Background This selection assigns control of the display background intensity to the GP Knob The background can be adjusted from and applies to all display modes More This selection opens the second page of the Display menu WVR500 User Manual 2 17 Using the Menus 2 18 IGRAT INTENSITY A GRAT HUE D a Figure 2
35. ase to the GP Knob Var Gain On Off This selection assigns control of variable gain to the GP Knob for the current display mode if the Variable Gain mode is off or if the mode is on and the GP Knob has been assigned to another function This selection turns variable gain off if the mode is on and the GP Knob is currently assigned to variable gain control Readout On Off This selection toggles all on screen readout messages on and off but the menus and graticules remain visible Menu Left Right This selection toggles the menu position between the left and right sides of the display More This selection opens the second page of the Operating menu and only appears when the Line Select mode is turned on WVRS500 User Manual Using the Menus 2IFIELDS 1 3 FIELDS 2 4 ALL FIELDS 3 JUPDATE FAST UPDATE SLOW Figure 2 5 Waveform Vector display mode Operating menu page 2 The following additional Operating menu selections appear for the Waveform Vector and Waveform in Picture display modes when the Line Select mode is turned on See Figure 2 5 Line Num Adi This selection assigns control of selecting which video line to display to the GP Knob The currently selected line and field numbers appear on the second line of this menu selection display and in the on screen readout You can select from lines 6 to 262 for NTSC and lines 3 to 312 for PAL Fields This selection toggles through three choices of video fields fr
36. b returned to vector phase control k Select Waveform display Notice that the GP Knob is assigned to Wave Gain control because the Variable Gain mode was left on when the Waveform display mode was exited l Enter the Operating menu and select Var Gain Off m Center the waveform display and position the signal on the graticule baseline 7 Select the waveform display filter Filter selections affect the waveform display only a Press the Filter button to select Lum Notice that the display changes to show only the luminance portion of the signal LP for low pass filter is displayed in the readout WVR500 User Manual 2 37 Tutorial b Press the Filter button again Notice that both the Flat and Lum indicators are lit and that Par for parade is displayed in the readout The display should appear similar to Figure 2 24 c Press the Filter button again to select Flat filter only ia CH A NTSC INT PAR eINTENSITY 80 60 10US D TEK Figure 2 24 2 Line parade display of Flat and Lum filters 8 Adjust the Line Select mode display a Press the Line Sel button to turn on the Line Select mode Notice that the Line Sel On indicator lights and that the selected line and field numbers appear in the readout The selected line is displayed on the left in 2 Line sweep b Enter the Operating menu and select Line Num Adi c Adjust the GP Knob and notice that the line number readout on the display and in
37. be selected for display at a time The currently selected channel is shown by a lighted indicator Signal Reference Selection Press the Ref button to toggle the signal reference between Int internal reference and Ext external reference The current signal reference is shown by a lighted indicator The instrument will operate from external reference signals of composite video or black burst Sweep Rate Selection Sweep rate selection only applies to the Waveform display mode The current sweep rate is shown by a lighted indicator Press the Sweep button to toggle the display through three sweep rates 1 Line 5 us div 2 Line 10 us div and 2 Field WVRS500 User Manual 2 3 Functional Overview 2 4 Press the Mag button to horizontally magnify the sweep to additional sweep rates 1 Line Mag 0 5 us div and 2 Line Mag 1 us div 2 Field Mag magnifies the sweep by approximately X20 An indicator lights when Mag is selected The current sweep rate is displayed in the on screen readout X20 is displayed when 2 Field Mag is selected Signal Gain Press the Gain X5 button to vertically magnify the waveform display by X5 The vector display is magnified X5 in all directions An indicator lights when Gain X5 is selected Variable gain is activated through a menu selection in the Operating menu The Waveform and Vector display modes have separate gain adjustments The message Var is displayed in the on screen rea
38. betical order with complete syntax See the Command Syntax discussion on Page B 5 for command abbreviation hints Command calibrate enc_hue calibrate freq_resp calibrate horiz_1x_reg calibrate horiz_5x_reg calibrate phase_zero calibrate quad_phase calibrate rast_contrst calibrate rast_freq calibrate resid_scl calibrate resid_sc2 calibrate sweep size calibrate vect gain cal calibrate vect sym _cal calibrate vert 1x base calibrate vert 5x base calibrate wfm_vert size clear configure alt v_ off WVRS500 User Manual Definition Assign the GP Knob to encoder hue control Assign the GP Knob to frequency response control Assign the GP Knob to horizontal 1x registration control Assign the GP Knob to horizontal 5x registration control Set the vector phase to zero Assign the GP Knob to quadrature phase control Assign the GP Knob to rasterizer contrast control Assign the GP Knob to rasterizer frequency control Assign the GP Knob to residual subcarrier 1 control Assign the GP Knob to residual subcarrier 2 control Assign the GP Knob to sweep size control Assign the GP Knob to vector gain control Assign the GP Knob to vector symmetry control Assign the GP Knob to vertical 1x base control Assign the GP Knob to vertical 5x base control Assign the GP Knob to waveform vertical size control Clear the menu from the instrument display Turn off the NTSC ALT V mode B 7 Appendix B Remote In
39. ced size display f Select Upper Position from the Operating menu and notice that the reduced size displays moved to the upper half of the display g Select WFM Var Gain On from the Operating menu h Adjust the GP Knob and notice that you can adjust the gain of the waveform display i Select the Waveform display mode Notice that the gain setting you made in the Waveform in Picture display mode appears in the Waveform display mode j Select the Waveform in Picture display mode k Select WFM Var Gain Off from the Operating menu This concludes the tutorial WVR500 User Manual 2 43 Tutorial 2 44 WVRS500 User Manual D Sr Appendices Se Appendix A Specifications The specification tables use the following abbreviations Performance Requirement Req All performance requirements in the specification tables are identified with Req and can be assured by completing the Performance Verification procedure in the WVR500 Waveform Vector Monitor Service Manual Allow a warm up time of 20 minutes Performance requirements in the electrical specifications are valid over an ambient temperature range of 20 C to 30 C The Performance Requirement tolerances listed in the Electrical Specification are doubled over the temperature range of 0 C to 50 C unless otherwise specified Test equipment used to verify performance requirements must be calibrated and working within the limits specified in the service manual
40. d to distinguish it from another command Sometimes the first letter of a command is all that is needed for the instrument to respond For example the command BE also sets the instrument Filter setting to Flat WVRS500 User Manual B 5 Appendix B Remote Interface B 6 Main Command Menu The Main command menu is displayed by typing help This menu displays the function portion of the commands without any of the trailing arguments All commands must start with one of the commands listed in the Main command menu that is shown below Command Function help Display the Main command menu waveform Select Waveform display mode vector Select Vector display mode picture Select Picture display mode wvip Select Waveform in P icture display mode input Select video input channel Sweep Set sweep rate filter Select filter reference Select video reference gain Set vertical magnifier on or off mag Set horizontal magnifier on or off line_sel Set Line Select mode on or off menu Operational menu commands display Display menu commands presets Select save a preset configure Configuration menu commands calibrate Calibration menu commands clear Clear a menu display knob Map GP Knob to terminal arrow keys show value vh Map position controls to terminal arrow keys set State of machine front panel WVRS500 User Manual Appendix B Remote Interface Remote Command Definitions The following commands are listed in alpha
41. de Display menu described earlier in this section WVRS500 User Manual Making Measurements Making Measurements contains measurement graticule descriptions followed by measurement procedures This monitor uses a proprietary rasterizer to display the graticules The internal graticule scales are on the same plane as the CRT phosphor eliminating parallax errors Graticule intensity and color can be adjusted through the Display menu to provide optimum display visibility and contrast Waveform Graticules The following two versions of the waveform graticule are illustrated in Figures 2 17 and 2 18 m NTSC composite video graticule m PAL CCIR composite graticule The instrument monitoring standard set in the Configure menu selects which measurement graticule is displayed Horizontal Scale The 0 IRE 0 3 V PAL graticule line is divided into 12 major divisions Each division represents a unit of time determined by the Sweep and Mag settings Line sweep rates appear in the on screen readout and are as follows Sweep Rate Time Div Mag On 1 Line 5 us div 0 5 us div 2 Line 10 us div 1 us div In 2 Field sweep with Mag on the signal is magnified by X20 and the entire vertical interval can be viewed WVRS500 User Manual 2 27 Making Measurements 2 28 Vertical Scales The NTSC graticule is scaled in IRE units and extends from 40 to 120 IRE in 10 IRE increments Black level setup is denoted by a dashed lin
42. dix A Specifications Table A 1 Vertical deflection system cont Category Transient Response Maximum Absolute Input Level DC Input Impedance Return Loss 75 Q Loopthrough Isolation WVRS500 User Manual Description Req Req Req Req Req Req Req RI Specifications apply for full screen height video input signal with Variable Gain off 1 V Full Scale or X5 Gain using the 2T pulse and 2T bar Pulse to Bar Ratio X1 0 99 1 to 1 01 1 X5 0 98 1 to 1 02 1 Field Rate Square Wave or Vertical Window Tilt lt 1 25 uS Bar Tilt lt 1 Overscan lt 2 variation in baseline of 100 IRE 700 mV PAL 12 5T 20T PAL modulated pulse as it is positioned over the middle 80 of the screen RI Preshoot lt 1 RI Overshoot X1 lt 2 X5 lt 4 X1 2 X5 lt 4 5 VDC peak AC RI Displays in excess of 200 IRE 1 428 V PAL may cause frequency response aberrations RI Maximum Operating Input Voltage Peak AC DC should be within 8 0 V and 5 6 V for proper operation 215 kQ RI Unterminated gt 40 dB from 50 kHz to 6 MHZ RI CH A and CH B input channels loopthrough terminated in 75 Q Input in use or notin use instrument power on or off all deflection factor settings RI Ringing RI gt 70 dB of isolation between loopthroughs Measured at Fsc between CH A CH B and Ext Ref inputs A 3 Appendix A Specifications Table A 1 Vertical deflectio
43. dout when variable gain is turned on Signal Positioning For the Waveform display mode signal positioning is controlled by the and lt gt knobs In the Vector display mode the signal is auto centered and the position cannot be adjusted Filter Selection Filter selections apply to the Waveform display mode only The current filter selection is shown by a lighted indicator Press the Filter button to toggle the waveform display through Flat no filter Lum low pass filtered for luminance display and both Flat and Lum filters The message LP is displayed in the on screen readout when the Lum filter is selected The message Par is displayed when both Flat and Lum filters are selected 2 Line and 2 Field sweep rates display the two filters in a parade while 1 Line sweep displays an overlay of the two filters Line Selection Line Select mode allows you to select a single line to display from lines 6 to 262 for NTSC and lines 3 to 312 for PAL You can select WVRS500 User Manual Functional Overview the line to display from fields one and three two and four or all fields of the video input signal Press the Line Sel button to toggle the Line Select mode on and off An indicator lights when the mode is turned on Any open menus will be closed when Line Select mode is turned on Line and field selections as well as screen update speed are made through the Waveform or Vector display mode Operating menus after th
44. e Line Select mode has been turned on Both the on screen readout and the Operating menu display the currently selected line and field numbers when the Line Select mode is turned on Line Select mode is not displayed in 2 Field sweep If 2 Field sweep is selected when Line Select is turned on the sweep rate will automatically change to 1 Line While Line Select mode is turned on the Sweep button will toggle between the 1 Line and 2 Line sweep rates only In 2 Line sweep the line displayed on the left is the selected line Menu Control Menu operation is detailed in Using the Menus starting on page 2 11 The Menu button displays the Operating menu for the currently selected display mode Contents include variable gain and vector phase control as well as safe title and safe action windows The Presets button displays the Presets Recall Store menu in the Waveform and Vector display modes only This menu allows you to save or recall up to four instrument front panel and menu setups The Display button enters the Display menu for the currently selected display mode Contents include signal and graticule intensity and color adjustments The Config button enters the Configure menu which is the same for all display modes Several operating parameters such as instrument monitoring standard DC restorer clamp speed and graticule visibility are set in this menu WVR500 User Manual 2 5 Functional Overview Press the Clear butto
45. e at 7 5 IRE The CCIR PAL graticule is scaled in volts and extends from 0 to 1 2 V in 0 1 V increments 120 100 100 White level 80 60 40 20 lt 7 5 IRE setup m pepe DASSI DALEJ DAES pr Baseline 20 AO D A Sync tip Figure 2 17 NTSC waveform graticule 1 2 1 1 1 0 100 White 0 9 _ _ level 0 8 0 7 0 6 0 5 0 4 PEN rrr Baseline 0 2 0 1 Sinctp Figure 2 18 PAL waveform graticule WVRS500 User Manual Making Measurements Making Waveform Measurements Standard Measurements Standard amplitude and timing measurements of the signal are made by positioning the waveform on the graticule The position and magnification controls aid in measuring small portions of the waveform Peak White With the blanking signal level on the graticule baseline the amplitude of the 100 white reference of a color bar should be on the 100 IRE 1 0 V PAL graticule line The Waveform display mode Amplitude Alarm highlights any portion of the signal which exceeds the 100 IRE 1 0 V PAL graticule line The Amplitude Alarm mode is turned on in the Operating menu of the Waveform and Waveform in Picture display modes and the alarm s appearance is adjusted in the Display menu Vector Graticules The vector display permits measurements of hue in terms of the relative phase of the chrominance s
46. e hue to the GP Knob Graticule hue works in conjunction with graticule color to set the desired graticule appearance The graticule hue can be adjusted from and applies to all display modes Grat Color This selection assigns control of graticule color to the GP Knob Graticule color works in conjunction with graticule hue to set the desired graticule appearance The graticule color can be adjusted from and applies to all display modes Background This selection assigns control of the display background intensity to the GP Knob The background intensity can be adjusted from and applies to all display modes WVRS500 User Manual Using the Menus Waveform in Picture Display Mode Menus The Waveform in Picture display mode Operating and Display menus are described on the following pages The Presets and Configure menus are identical to the Waveform Vector display mode Presets and Configure menus defined earlier in this section Operating Menu The Waveform in Picture display mode Operating menu is entered by pressing the front panel Menu button See Figure 2 15 MBWFM IN PICTURE VEC IN PICTURE BOTH IN PICTURE PA UPPER POSITION LOWER POSITION EJ TRANSPARENCY ON TRANSPARENCY OFF 4a MENU LEFT MENU RIGHT RS Figure 2 15 Waveform in Picture display mode Operating menu page 1 WFM VEC Both in Picture This selection toggles through the display options for the Waveform in Picture display mode The waveform and vect
47. ect Transparency On from the Operating menu Notice that the menu and safe area portions of the display are now semitransparent allowing you to view the entire picture display WVRS500 User Manual 2 41 Tutorial e Enter the Waveform in Picture display mode Notice that the safe areas turned on in the Picture display mode are not visible Also notice that the menu and the reduced size displays are also semitransparent f Return to the Picture display mode and turn off the safe areas and select Transparency Off from the Operating menu 12 Adjust the Waveform in Picture display mode a Select the Waveform in Picture display mode b Enter the Operating menu and select Both In Picture The display should be similar to Figure 2 27 Figure 2 27 Waveform in Picture color bars display with Both In Picture selected 2 42 WVRS500 User Manual Tutorial c Adjust the GP Knob and notice that vector phase is being adjusted Vector phase is the default function for the GP Knob in the Waveform in Picture display mode when the reduced size vector display is shown The GP Knob has no default function assigned to it when the reduced size vector display is not shown d Change the front panel sweep filter and magnification settings and adjust the position controls while noticing the effect they have on the reduced size displays e Select Menu Left or Menu Right to move the menu so that you can view the appropriate redu
48. er which displays analog like waveforms and vectors and the remote monitor simultaneously with the appropriate measurement graticule The rasterized waveform and vector displays can fill the entire display or be reduced to 1 4 screen sized windows over the picture display The reduced windows can be made transparent for complete viewing of the picture display Menus The WVR 500 menus use a combination of on screen readout and multi use buttons in conjunction with a general purpose adjustment knob to control most of its monitoring functions RS 232 Port The RS 232 remote connector enables remote instrument operation All front panel controls and menu selections can be operated through this port Alarm Mode For the waveform monitor display only there is an Alarm mode which highlights any portion of the displayed signal that exceeds the 100 IRE 1 0 V PAL graticule line Calibration The WVR 500 can be calibrated entirely from the front panel after the movement of an internal jumper Refer to the WVR500 Waveform Vector Monitor Service Manual for instructions on how to calibrate the instrument More Information m Menu descriptions begin on page 2 11 m A tutorial to acquaint you with the basic functions of the instrument begins on page 2 33 m A complete listing of instrument specifications is located in Appendix A Specifications m The RS 232 remote interface operation is detailed in Appendix B Remote Interface m Instrument
49. ernal Select internal video reference Sweep 1l Select 1 Line sweep Sweep 2 Select 2 Line sweep Sweep 2f Select 2 Field sweep vector Select Vector display mode vh Assign vertical and horizontal position control to the terminal arrow keys waveform Select Waveform display mode wvip Select Waveform in P icture display mode B 12 WVRS500 User Manual Appendix B Remote Interface Command set set calibr set config set gain set filter set input set line_se set mag set menu set wvip set reference set Sweep set set WVRS500 User Manual Definition Display the current front panel settings Display the current calibration values Display the current Configure menu settings Display the current vertical magnifier setting Display the current waveform filter selection Display the current input channel selection Display the current Line Select mode settings Display the current horizontal magnifier setting Display the current Operational menu settings Display the current display settings for the Waveform in Picture display mode Display the current signal reference setting Display the current sweep rate Display the instrument settings that can be checked by the set command B 13 Appendix B Remote Interface B 14 WVRS500 User Manual PC Appendix C User Service This section contains instructions for user and preventive mainte nance as well as a list of available instrument
50. es 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 These symbols may appear on the product A A m WARNING Protective Ground CAUTION Double High Voltage Earth Terminal Refer to Manual Insulated vi WVR500 User Manual Preface This manual is a guide for users of the WVR 500 Waveform Vector Monitor and contains instructions for its practical use Manual Overview This manual contains the following sections Getting Started contains a product description a list of instrument accessories and installation instructions Operating Basics contains a functional overview of the operation of the front and rear panels detailed descriptions of the menu selections graticule and basic measurement descriptions and a tutorial for instrument familiarization Appendix A contains instrument electrical and mechanical specifica tions Appendix B describes the remote control interface and lists the remote commands Appendix C covers routine user service procedures such as replacing fuses and instrument cleaning Also provided is a list of available instrument options WVRS500 User Manual vii Pref
51. escription Req Req Req Req Req Req Req Req Req Sweep will occur in all Horizontal mode settings with or without synchronization RI Displays 2 full fields including the field rate sync between them RI Approximately X20 Equal to the line rate of applied video or external Sync Equal to half the line rate of applied video or external sync RI 2 Line and 2 Field sweep length is nominally 12 5 divisions RI All timing and linearity specifications exclude the first and last major divisions of the unmagnified display 10 us div 2 Line Within 2 5 us div 1 Line Within 2 1 us div 2 Line Mag Within 2 0 5 us div 1 Line Mag Within 3 Within 1 RI Measured between the 10 us and 110 us points on the 10 us div sweep RI Magnification occurs about the center of the screen Any portion of a synchronized video sweep can be positioned on screen in all sweep modes A 5 Appendix A Specifications Table A 4 Synchronization Category Description Input Requirements Req Internal Reference NTSC Composite video or black burst with sync amplitudes 40 IRE 6 dB Req Internal Reference PAL Composite video or black burst with sync amplitudes 300 mV 6 dB Req External Reference Sync amplitude between 143 mV and 4 V will synchronize sweeps EXT REF Input Req DC Input Impedance Unterminated gt 15 KQ Req Return Loss 75 Q gt 40 dB from 50 kHz
52. ety Summary v Preface e ees net ereere r ENEE e EE E O vii Getting Started Product Description ss 4 nn bete ee AR 1 1 PLO CESSOUIES sins Soto ek feds Reig Sa A ok a ane qe ss ne 1 3 Installation 2 0 2 gece aieeinead oo Slee nee ee eens 1 4 CON UT ANON ssor 6 unt Mat te alee nd et c 1 6 Operating Basics Functional Overview 2 1 Front Panel Controls ASS ge re le oats ns 2 1 Rear Panel Connectors sn maces Gare Raa See ee tienes 2 6 Special Operating Modes 443 55 3544 ee male rs dust 2 7 On Screen Readout 4 Hesse een bh Geek nee aes 2 8 Using the Menus esses secs ek sheet ssa e bw we ee dale wae 2 11 Menu System Overview 1 ie ty oaks proue bese the shad 2 11 Waveform and Vector Display Mode Menus 2 13 Picture Display Mode Menus 2 22 Waveform in Picture Display Mode Menus 2 25 Making Measurements 2 27 Waveform Graticules ected oe oo ban oe ea ee eee ete 2 27 Making Waveform Measurements 2 29 Vector GlAlICUICS es ad eel neat ein Di ent 2 29 Making Vector Measurements 2 32 T torial sen cece eG AEE OSE NOUS OK ORT de ees 2 33 WVR500 User Manual i Table of Contents Appendices Index Appendix A Specifications A 1 Appendix B Remote Interface B 1 Equipment Requirements
53. ff vector variable gain for the Waveform in Picture and Vector display modes Set the Waveform in Picture display mode to display only the waveform display Turn on waveform variable gain for the Waveform in Picture and Waveform display modes Turn off waveform variable gain for the Waveform in Picture and Waveform display modes Select Picture display mode Reset the four presets to the factory settings B 11 Appendix B Remote Interface Command Definition presets init cals Reset the instrument calibration values to the factory precalibration default settings Note The instrument will only respond to this command when the calibration jumper A2J27 has been installed presets recall 1 Recall the instrument and menu settings stored in memory location 1 presets recall 2 Recall the instrument and menu settings stored in memory location 2 presets recall 3 Recall the instrument and menu settings stored in memory location 3 presets recall 4 Recall the instrument and menu settings stored in memory location 4 presets store 1 Store the current instrument and menu settings in memory location 1 presets store 2 Store the current instrument and menu settings in memory location 2 presets store 3 Store the current instrument and menu settings in memory location 3 presets store 4 Store the current instrument and menu settings in memory location 4 reference external Select external video reference reference int
54. ful for removing dust from around the selector buttons knobs and connectors Hardened dirt can be removed using a soft cloth dampened with a mild detergent and water solution Abrasive cleaners should not be used Interior Interior cleaning and maintenance should be performed by qualified service personnel only Instructions for interior maintenance are provided in the WVR 500 Service Manual CAUTION A 2 RMA flux content solder is recommended for making repairs in this instrument Cleaning of rosin residue is not recom mended Most cleaning solvents tend to reactivate the rosin and spread it under components where it may cause corrosion under humid conditions The rosin residue if left alone does not exhibit these corrosive properties WVRS500 User Manual Appendix C User Service Instrument Options Options available for the WVR 500 are limited to power cord selections Power Cords Any of the following power cord options can be ordered for the WVR500 monitor If no power cord option is specified instruments are shipped with a North American 125 V power cord Unless otherwise specified power cords for use in North America are UL listed and CSA certified Cords for use in areas other than North America are approved by at least one test house acceptable in the country to which the product is shipped Option A1 Power Universal Europe 220 V 16 A Locking Power Cord Option A2 Power United Kingdom 240 V 15 A P
55. ignal with respect to the color burst Relative amplitude of chrominance to burst is expressed in terms of the displacement from center radial dimension of amplitude The following two versions of the vector graticule are illustrated in Figures 2 19 and 2 20 m NTSC composite vector graticule m PAL CCIR composite vector graticule The instrument monitoring standard set in the Configure menu selects which graticule is displayed WVR500 User Manual 2 29 Making Measurements 0 Ay ire Color reference Chrominance gain and T y CPR phase target boxes elie ees Burst LE pan 0 Differential gain and a eh phase measurement box Q 3 dB point lt amp on Blue 100 and 75 if essa Burst targets Green Cyan Figure 2 19 NTSC vector graticule Red Magenta TTT Color reference V chrominance gain gt and phase target boxes pa y a V chrominance gain q g and phase target boxes Yellow SEX iy o a os b 180 r NN 0 a O TA Differential gain and oN J phase measurement box G X Cy m E A g Blue EAr Or o 100 and 75 Burst targets Green Cyan Figure 2 20 PAL vector graticule 2 30 WVRS500 User Manual Making Measurements Chrominance Vector Targets The chrominance vectors terminate in a system of graticule targets consisting of two boxes a small box inside a large box A sample target is shown in Figure 2 21 The dimensions of the large boxes represent
56. ions of the readout messages Readout Description 1 The currently selected input channel CH A or CH B 2 The current monitoring standard NTSC or PAL 3 The current signal reference Int internal or Ext external 4 The current filter selection The readout is blank if Flat filter is selected LP low pass is displayed if Lum filter is selected PAR parade is displayed if both Flat and Lum filters are selected The readout appears in this location in Waveform display mode only For the Vector display mode this readout is in location 7 WVRS500 User Manual Functional Overview 1 2 3 4 5 6 CH A NTSC INT PAR VAR eVAR GAIN 7 PAR VAR 8 gt MISSING SYNC lt LINE 16 ALL TEK Figure 2 2 On screen readout display 5 Displays the current state of variable gain The readout is blank if variable gain is off and VAR is displayed when variable gain is turned on The readout appears in this location in the Waveform display mode only For the Vector display mode this readout appears in location 7 6 Displays the current function assigned to the GP Knob 7 The filter selection and variable gain readout locations for the Vector display mode only 8 The message Missing Sync or Bad Sync is displayed when the signal reference is lost Missing Sync is displayed when there is no sync pulse detected by the instrument Bad Sync is displayed when a sync pulse is detected but cannot be processed WVR500 User M
57. ling and the enabling of the Calibration mode Refer to Appendix C User Service for instructions on how to change the jumper settings WVRS500 User Manual Getting Started Mechanical Installation All qualification testing was performed with the cabinet installed To guarantee compliance with specifications only operate the instrument in a cabinet or rackmount adapter The Tektronix TVGF13 and TVGF14 provide the proper electrical environment supply adequate shielding minimize handling damage and reduce dust collection within the instrument Cabinet This instrument is shipped installed in a cabinet There are not any optional cabinets available Custom Installation For applications such as consoles the instrument can be mounted with the front molding flush or protruding from the console In both cases allow approximately three inches of rear clearance for power cord and cable connections To mount the instrument safely attach it to a shelf strong enough to hold its weight Rackmounting The WVR500 monitor is half rack width and one rack unit high It requires approximately three inches of rear clearance for power cord and cable connections and 20 inches in front of a rack for installation and removal of the instrument Refer to Field Upgrade Kits on page 1 3 for information about optional rackmounting hardware Repackaging If you ship an instrument to a Tektronix Service Center follow these packaging instructions
58. n once to clear the menu display but leave the GP Knob in control of any function assigned to it through the menus Press the Clear button a second time to return the GP Knob to the default function of the current display mode Menu selections are made by pressing the Numbered Button corresponding to the menu selection number Menu selections can only be made when the menus are open The GP Knob is assigned control of various adjustments through the menus The current function assigned to the knob is displayed in the on screen readout Instrument Reset Extraordinary conditions may cause the instrument front panel controls to become locked To reset the instrument unplug the power cord from the power source and then plug it back in If this reset does not unlock the controls contact your Tektronix field office or call Tektronix at the phone number listed in the front of this manual Rear Panel Connectors The front and rear panels are illustrated in Figure 2 1 on page 2 2 Loopthrough Inputs CH A and CH B are passive loopthrough video inputs compensated for 75 Q The front panel Input switch setting determines which channel is displayed Ext Ref is a 75 Q compensated loopthrough synchronization input Internal or external reference is selected through the front panel Ref switch The instrument will operate from external reference signals of composite video or black burst Outputs Video Out is a 75 Q compensated dual output
59. n system cont Category Description Crosstalk Between RI gt 70 dB of isolation between channels Channels Measured at Foc between CH A CH B and Ext Ref inputs Video Out Ri Differential Gain 50 APL Within 1 with a 140 IRE 1 0 V PAL unit display Ri Differential Phase 50 APL Within 1 with a 140 IRE 1 0 V PAL unit display Req Return Loss 75 Q gt 30 dB from 50 kHz to 6 MHz Ri With the instrument turned on Req Input to Video Out Gain Ratio 1 1 5 15 kHz RI Picture display mode Table A 2 DC restoration Category Description RI Back Porch Req Attenuation of 60 Hz 50 Hz PAL on Input signal Slow Mode lt 20 Fast Mode gt 90 Req Blanking Level Shift with 10 to 90 APL Change APL changes from 50 to either 10 or 90 will cause blanking level shift of 1 IRE unit 7 14 mV PAL or less Req Blanking Level Shift Due to Presence or Absence of Burst 1 IRE unit 7 14 mV PAL or less shift from no color burst to presence of color burst DC Restorer Clamp Time Frequency Response at 60 Hz 50 Hz PAL A 4 WVRS500 User Manual Appendix A Specifications Table A 3 Horizontal deflection system Category Sweep 2FLD Sweep Repetition Rate 2FLD Sweep Magnification 1LINE Sweep Repetition Rate 2LINE Sweep Repetition Rate Sweep Length Timing Accuracy Integral Linearity Sweep Magnifier Registration Horizontal Position WVRS500 User Manual D
60. nd Conducted Emissions EN 50082 1 Immunity IEC 801 2 Electrostatic Discharge Immunity IEC 801 3 RF Electromagnetic Field Immunity IEC 801 4 Electrical Fast Transient Burst Immunity Conditional Statements 1 High quality shielded cables must be used to insure compliance to the above listed standards Low Voltage Directive 73 23 EEC Amended by 93 68 EEC EN 61010 1 Safety requirements for electrical equipment for measurement control and laboratory use Part 1 General Requirements Safety Standards U S Nationally UL1244 Standard for Electrical and Electronic Measuring Recognized Laboratory and Testing Equipment Listing Canadian Certification CAN CSA C22 2 No 231 CSA Safety Requirements for Electrical and Electronic Measuring and Test Equipment European Union Low Voltage Directive 73 23 EEC Amended by 93 68 EEC Compliance EN61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use Additional Compliance 1EC1010 1 Safety Requirements for Electrical for Measurement Control and Laboratory Use A 10 WVRS500 User Manual Appendix A Specifications Table A 9 Certifications and compliances cont Category Description Safety Certification Compliance Temperature operating 5 to 40 C Altitude maximum 2000 meters operating Equipment Type Test and measuring Safety Class Class as defined in IEC 1010 1 Annex H grounded product Overvoltage Category
61. ng that the GP Knob is now assigned control of this function and that Grat Intens appears in the readout d Adjust the GP Knob for the desired graticule illumination e Toggle between Grat Color and Grat Hue in the menu to adjust the graticule color to a desired setting The Grat Hue and Grat Color adjustments work in conjunction to set the graticule appearance The graticule color setting also affects the vector display graticule and safe area outlines in the Picture display mode f Press the Clear button once to exit the Display menu Notice that the GP Knob retains control of the Grat Hue or Grat Color function that was last selected as indicated by the readout g Press the Clear button a second time to return the GP Knob to signal intensity control The display should appear similar to Figure 2 23 CH A NTSC INT eINTENSITY 10US D TEK Figure 2 23 Waveform NTSC 2 Line sweep display WVRS500 User Manual 2 35 Tutorial 4 Select the input channel a Press the Input button to toggle the display from the CHA to the CHB Input no signal applied Notice that the readout now displays CHB and that the message Missing Sync appears indicating that the signal reference is lost b Press the Input button again to return to the CH A Input display 5 Select the sweep rate a Press the Sweep button Notice that the 2 Field indicator lights and that the sweep rate readout disappears b Press the Sweep b
62. o the following sections m Functional Overview describes the front panel controls and rear panel connectors special operating modes and the on screen readout messages m Using the Menus describes operating the menus and details of each menu selection m Making Measurements describes the graticules and provides measurement procedures m Tutorial provides a procedure to acquaint you with the basic functions of the instrument Front Panel Controls A The front and rear panels are illustrated in Figure 2 1 Each knob is the continuous rotation type with the adjustment range limit reached when there are no more visible display changes The large center knob has adjustment functions assigned to it through the menus This knob is referred to as the General Purpose GP Knob The buttons are push and release toggle switches with some of the selections backlit to indicate the current setting This instrument does not have an external power switch The instrument is turned on or off by plugging or unplugging the power cord from the power source WARNING If an appropriate power source is supplied to this instrument line voltage will be present Do not operate the instrument without the cabinet installed or serious injury could result WVRS500 User Manual 2 1 Functional Overview 73S2N 4134 HINI d32MS EE AE ANI PAg E 3N Z ANT L EME Old NIAM a4nL9d YOLOAA Es WHOIAM XVIN VA 09 ZH 0
63. of the jumpers on the Main board 4 Replace the instrument top cover C 2 WVRS500 User Manual Appendix C User Service Table C 1 Internal operational jumper selections Jumper number Function A2 1 CHA Input 1 2 DC coupled Coupling 2 3 AC coupled factory preset Em fe A2 2 CHB Input DC coupled Coupling 2 3 AC coupled factory preset A2 27 Cal Mode Enable Installed Calibration mode jumper is installed on both pins Not installed Normal operation jumper is installed on one pin only A2 17 A2 18 1 2 Factory use only A2 19 A2 20 2 3 Operating Position A2 100 27 Calibration J1ChA mode enable input coupling 4 1 ey J2ChB input coupling A2 Main board Figure C 2 Operational jumper locations WVR500 User Manual C 3 Appendix C User Service Cleaning A C 4 The instrument should be cleaned often enough to prevent dust and dirt from accumulating Dirt acts as a thermal insulator preventing effective heat dissipation and can also provide high resistance electrical leakage paths between conductors or components in a humid environment CAUTION Do not allow water to get inside any enclosed assembly or component Do not clean any plastic materials with benzene toluene xylene acetone or similar compounds because they may damage the plastic Exterior Clean the dust from the outside of the instrument with a soft clean cloth or small brush A brush is especially use
64. om which to display the selected line fields 1 and 3 fields 2 and 4 or all fields The current field number selection appears in the on screen readout when the Line Select mode is turned on Update Fast Slow This selection toggles the sample rate for the selected line between fast and slow More This selection opens the first page of the Operating menu Presets Menu The Presets menu allows you to save or recall up to four front panel and menu setups The Presets menu is entered by pressing the front panel Presets button and is the same for all display modes WVR500 User Manual 2 15 Using the Menus IE RECALL 1 fARECALL 2 IE STORE 1 PASTORE 2 EJ STORE 3 RECALL 4 MI STORE 4 BI STORE MENU D RECALL MENU Page 1 Page 2 EJ RECALL 3 Figure 2 6 Presets menu The following Presets menu selections appear for all display modes See Figure 2 6 Recall Store 1 4 These selections recall or store the front panel and menu settings in memory slots 1 through 4 Store Recall Menu These selections toggle between the Presets Recall and Presets Store menus Display Menu The Display menu is entered by pressing the front panel Display button The menu selections on the first two pages of the menu are identical in the Waveform and Vector display modes with the changes affecting both modes The Waveform display mode has a third menu page appear with selections for adjusting the Amplitude Alarm display when that mode h
65. open menu and leaves the GP Knob in control of its currently selected function Turning the Line Select mode off closes any open menu and reassigns the GP Knob to the default function of the current display mode Waveform and Vector Display Mode Menus The Waveform and Vector display mode menus are very similar The following menu descriptions apply to both display modes unless otherwise noted Operating Menu The Operating menu is entered by pressing the Menu button The Operating menus of the Waveform and Vector display modes are identical except for the first menu item A second page of menu selections appears when the Line Select mode is turned on The Line Select mode is discussed on page 2 4 WVR500 User Manual 2 13 Using the Menus 2 14 TJALARM ON MB PHASE ADJUST ALARM OFF ya VAR GAIN ON AVAR GAIN ON VAR GAIN OFF VAR GAIN OFF CLOUS ON 3SIREADOUT ON READOUT OFF READOUT OFF A MENU LEFT MA MENU LEFT MENU RIGHT MENU RIGHT ee eee Waveform Operating menu Vector Operating menu Figure 2 4 Waveform Vector display mode Operating menus page 1 The following first page of Operating menu selections appear for the Waveform and Vector display modes See Figure 2 4 Alarm On Off For the Waveform display mode only this selection toggles the Amplitude Alarm mode on and off The Amplitude Alarm is explained on page 2 7 Phase Adjust For the Vector display mode only this selection assigns control of vector ph
66. or displays can be displayed singly or at the same time Upper Lower Position This selection toggles the position of the reduced waveform and vector displays between the upper and lower halves of the display Transparency On Off This selection toggles the Transparency mode on and off When this mode is on the menus and reduced waveform and vector displays become semitransparent allowing you to view the WVR500 User Manual 2 25 Using the Menus 2 26 entire picture This mode affects both the Picture and the Waveform in Picture display modes Menu Left Right This selection toggles the menu position between the left and right sides of the display More This selection opens the second page of the Operating menu 1 JALARM ON ALARM OFF A WFM VAR GAIN ON WFM VAR GAIN OFF EJ VEC VAR GAIN ON VEC VAR GAIN OFF oe Figure 2 16 Waveform in Picture display mode Operating menu page 2 Alarm On Off For the Waveform display only this selection toggles the Amplitude Alarm mode on and off The Amplitude Alarm is explained on page 2 7 WFM Var Gain On Off This selection assigns control of variable gain for the waveform display to the GP Knob VEC Var Gain On Off This selection assigns control of variable gain for the vector display to the GP Knob More This selection opens the first page of the Operating menu Display Menu The Waveform in Picture display mode Display menu is identical to the Waveform display mo
67. ower Cord Option A3 Power Australia 240 V 10 A Power Cord WVR500 User Manual C 5 Appendix C User Service C 6 WVRS500 User Manual Index Index A Accessories field upgrade kits 1 3 optional 1 3 ordering 1 3 standard included 1 3 Alarm amplitude 2 7 Amplitude alarm 2 7 Applications 1 1 BNC inputs 2 6 C Cabinet rackmounting 1 5 Calibration mode 2 8 Chroma bandwidth measurements 2 32 Cleaning the instrument C 4 Clear menu 2 5 2 12 Connectors rear panel 2 6 Controls front panel 2 1 D Differential gain measurements 2 32 Differential phase measurements 2 32 Display modes 2 3 WVR500 User Manual E Electrical installation 1 4 Electrical specifications A 2 External reference 2 6 F Field upgrade kits 1 3 Filter selection 2 4 Front panel controls 2 1 Fuse rating A 8 G General Purpose Knob GP Knob 2 1 GP knob 2 12 Graticule vector 2 29 waveform 2 27 Input channels 2 3 Input connectors 2 6 Installation 1 4 electrical 14 mechanical 1 5 remote port 1 4 Instrument options C 5 Index 1 Index J Jumpers C 1 L Line select mode 2 4 Mains frequency 1 4 Manual part numbers 1 3 Measurements 2 27 chroma bandwidth 2 32 differential phase and gain 2 32 peak white 2 29 vector 2 32 waveform display mode 2 29 Mechanical installation 1 5 Menu 2 5 clear menu 2 5 2 1
68. play mode Display menu 2 24 Figure 2 15 Waveform in Picture display mode Operating menu page 1 2 25 Figure 2 16 Waveform in Picture display mode Operating menu page 2 2 26 Figure 2 17 NTSC waveform graticule 2 28 Figure 2 18 PAL waveform graticule 2 28 Figure 2 19 NTSC vector graticule 2 30 Figure 2 20 PAL vector graticule 2 30 WVRS500 User Manual iii Table of Contents Figure 2 21 Vector targets NTSC values PAL values in parentheses 2 31 Figure 2 22 Differential gain and phase measurement box 2 32 Figure 2 23 Waveform NTSC 2 Line sweep display 2 35 Figure 2 24 2 Line parade display of Flat and Lum filters 2 38 Figure 2 25 Vector display of NTSC color bars signal 2 40 Figure 2 26 Picture display of NTSC color bars with the Safe Title and Safe Action areas outlined 2 41 Figure 2 27 Waveform in Picture color bars display with Both In Picture selected 2 42 Figure B 1 Remote connector pin out assignments B 2 Figure B 2 Remote cable hookup for 9 pin PC connector B 2 Figure B 3 Remote cable hookup for 25 pin PC connector B 3 Figure C 1 Removing the top cover C 2 Figure C 2 Operational jumper locations C 3 List of Tables Table 2 1 Tutorial required equipment
69. s lt ESC gt A Up arrow key lt ESC gt B Down arrow key lt ESC gt C Right arrow key lt ESC gt D Left arrow key The phrase lt ESC gt refers to the terminal Escape key For most terminals typing lt CTRL gt is the same as pressing the lt ESC gt key The letter portion of the key sequences can be entered in either uppercase or lowercase B 4 WVRS500 User Manual Appendix B Remote Interface Remote Commands The WVR 500 monitor is controlled through the remote interface by commands sent from the terminal or PC Commands are sent by typing the command on the terminal and pressing the lt RETURN gt or lt ENTER gt key Command Syntax The WVR 500 monitor has been programmed to respond to a specific set of defined commands The commands are case sensitive and must be entered using lowercase characters Most commands are entered in the form of function argument With a few exceptions the function portion of the command mimics the name of the associated front panel control The argument portion of the command line resembles the selections available with the control For example the command filter flat sets the instrument Filter setting to Flat When only the function portion of the command is entered the instrument will respond by displaying a list of the available arguments Command Abbreviations The WVR 500 monitor will respond to abbreviated commands when enough of a command has been entere
70. splay 2 3 configure menu 2 19 display menu 2 16 operating menu 2 13 presets menu 2 15 Waveform graticule 2 27 Waveform in Picture display 2 3 Waveform in Picture display operating display menu 2 25 Index 3 Index Index 4 WVRS500 User Manual
71. terface B 8 Command configure alt v_on configure clamp_ fast configure clamp_ off configure clamp_on configure clamp_slow configure grat_off configure grat_on configure ntsc configure pal configure plus_v_off configure plus_v_on configure rdout_off configure rdout_on configure setup_off configure setup_on configure sync_msg_ off configure sync_msg_on configure wide_screen_off configure wide_screen_on configure 75 _bars configure 100 bars display alarm_color display alarm _hue display alarm_intensity Definition Turn on the NTSC ALT V mode Setthe DC Restorer clamp speed to fast Turn off the DC Restorer clamp Turn on the DC Restorer clamp Set the DC Restorer clamp speed to slow Turn off the measurement graticules Turn on the measurement graticules Select NTSC measurement standard Select PAL measurement standard Turn off the PAL PLUS V mode Turn on the PAL PLUS V mode Turn off the readout display Turn on the readout display Turn off the NTSC setup Turn on the NTSC setup Turn off the Bad Missing Sync messages Turn on the Bad Missing Sync messages Turn off the wide screen mode Turn on the wide screen mode Set the vector gain for 75 color bars Set the vector gain for 100 color bars Assign the GP Knob to Amplitude Alarm display color control Assign the GP Knob to Amplitude Alarm display hue control Assign the GP Knob to Amplitude Alarm display intensity control WVRS50
72. the menus are multipage shown by the menu selection option of More Figure 2 3 illustrates a typical menu display TINTSC STANDARD PAL STANDARD CARE fe By FAST CLAMP SLOW CLAMP amp IPAL PLUS V ON PAL PLUS V OFF a Figure 2 3 Typical menu display Making Menu Selections Menu selections are made by pressing the numbered front panel button corresponding to the menu selection number The highlight WVR500 User Manual 2 11 Using the Menus 2 12 bar toggles through the menu selections with each press of the numbered button Selections can be made only while the menu is displayed When the instrument is first turned on the menus open to page one When a menu is entered again it opens to the menu page that was previously open GP Knob Function Control The center unlabeled knob is the General Purpose GP Knob This variable control knob is assigned various adjustment functions through the menus This adjustment knob is sensitive to quick turns Adjustments should be made with moderate knob turning speed When a menu selection assigns control of a function to the GP Knob a knob icon appears in front of the function name in that menu The current function of the GP Knob is displayed next to a knob icon in the on screen readout Each display mode assigns a default function to the GP Knob when the display mode is entered as listed below m The Waveform display mode assigns GP Knob control to signal intensity or
73. to 6 MHz RI Loopthrough terminated in 75 Q instrument power on or off RI Absolute Maximum Input Voltage 12 VDC plus peak AC Table A 5 Vector mode Category Description Chrominance Processing Req Chrominance Bandwidth Upper 3 dB Point Fsc 500 kHz 100 kHz Lower 3 dB Point Fsc 500 kHz 100 kHz RI Nominal Subcarrier Frequency Fsc NTSC 3 579545 MHz PAL 4 43361875 MHz RI V Mode Applicable to PAL operation only type display as selected by front panel menu selection When selected V axis is inverted at a half line rate to produce a single vector display Display RI Vector Phase Accuracy 1 25 Measured with color bars signal RI Vector Gain Stability Typically 2 5 RI Quadrature Phasing Typically 0 5 A 6 WVRS500 User Manual Appendix A Specifications Table A 5 Vector mode cont Category Subcarrier R egenerator Display Characteristics WVRS500 User Manual Description Req Req Req Req Req Req Pull In Range NTSC 50 Hz of Fsc PAL 10 Hz of Fsc RI Subcarrier Regenerator free runs in absence of appropriate signal Reference can be burst of either the displayed signal or the external reference signal RI Pull In Time Within 1 second with subcarrier frequency within 50 Hz 10 Hz for PAL of Fsc Phase Shift with Subcarrier Frequency Change NTSC 2 from Fsc to Fsc 50 Hz or Foc to Fsc 50 Hz PAL 2 from Foc
74. to variable gain if the variable gain mode was left on when the Waveform display mode was last exited m The Vector display mode assigns GP Knob control to vector phase or to variable gain if the variable gain mode was left on when the Vector display mode was last exited m The Picture display mode does not assign a default function to the GP Knob m The Waveform in Picture display mode assigns GP Knob control to vector phase when the Vector display is one of the reduced size displays When only the reduced size Waveform display is selected the GP Knob is not assigned a function Clearing Menu Displays Press the Clear button once to remove the menu display but leave the GP Knob in control of any function assigned to it through the WVRS500 User Manual Using the Menus menus Press the Clear button a second time to return the GP Knob to the default function of the current display mode Entering a new display mode while a menu is open closes the open menu and enters the new display mode The GP Knob is assigned to the default function of the new display mode or to variable gain control if variable gain was left on in the new display mode Selecting a different menu for the current display mode with a menu already open closes the current menu and displays the new menu The GP Knob retains control of the function assigned to it until a new menu selection reassigns it to a new function Turning the Line Select mode on closes any
75. urance If you have not already purchased Service Assurance for this product you may do so at any time during the product s warranty period Service Assurance provides Repair Protection and Calibration Services to meet your needs Repair Protection extends priority repair services beyond the product s warranty period you may purchase up to three years of Repair Protection Calibration Services provide annual calibration of your product standards compliance and required audit documentation recall assurance and reminder notification of scheduled calibration Coverage begins upon registration you may purchase up to five years of Calibration Services Service Assurance Advantages m Priced well below the cost of a single repair or calibration m Avoid delays for service by eliminating the need for separate purchase authorizations from your company m Eliminates unexpected service expenses For Information and Ordering For more information or to order Service Assurance contact your Tektronix representative and provide the information below Service Assurance may not be available in locations outside the United States of America Name VISA or Master Card number and expiration Company date or purchase order number Address Repair Protection 1 2 or 3 years City State Postal code Calibration Services 1 2 3 4 or 5 years Country Instrument model and serial number Phone Instrument purchase date Table of Contents General Saf
76. utton twice to return to 2 Line sweep Notice the sweep rate readout reappears c Turn Mag on Notice that the front panel Mag indicator lights and that the sweep rate readout changes to 1US D d Use the horizontal position control to view the entire signal e Turn Mag off and center the waveform display 6 Adjust the signal gain a Turn Gain X5 on and notice that the Gain X5 indicator lights b Use the vertical position control to view the entire signal c Turn Gain X5 off and return the signal to the graticule baseline d Enter the Operating menu and select Var Gain On Notice that Var appears in the readout and that Wave Gain has replaced Intensity as the GP Knob function 2 36 WVRS500 User Manual Tutorial e Adjust the GP Knob to vary the signal gain f Press the Clear button once to clear the menu display Notice that the GP Knob retains control of variable gain as indicated in the readout g Press Clear a second time to return the GP Knob to intensity control Notice that the Variable Gain mode remains on as indicated by Var in the readout h Press the Vector button to select the vector display Notice that variable gain is not on since the Waveform and Vector display modes have separate variable gain adjustments i Enter the Operating menu and select Var Gain On Notice that Var is displayed and that Vect Gain is the GP Knob function j Select Var Gain Off and notice that the GP Kno

Waveform and Vector Display Mode Menus

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