Tektronix WVR7200 Technical Reference page 116

Video and General Performance Verification Procedures
Composite Analog Field
Rate Tilt
100
9. Press and hold the GAIN button, select Gain Settings, and then x10.
10. Press the GAIN button to close the menu.
11. Place one cursor on the top of the "Bar." Use the GENERAL knob to adjust
Volt1 in the WFM tile.
12. Use the horizontal knob to put the "pulse" on the dotted line at the center
of the screen.
13. Press and hold the MAG button and select x50 to expand the pulse
horizontally.
14. Press the MAG button to close the menu.
15. Position the second cursor on the top of the pulse. Select Volt2 using the
arrow keys and use the GENERAL knob to adjust it.
16. Record the cursor delta in the test record.
Apply a field rate square wave and use cursors to measure the tilt.
1. Set the waveform rasterizer to the factory presets. (See page 59, Incoming
Inspection Tests.)
2. Connect the precision video generator to one of the CMPST A input
connectors and terminate the other connector with the precision terminator.
3. Set the precision generator for Field Square Wave.
4. Press the Input 2A button to select the Composite A input.
5. Press the FULL button to make the WFM tile the full screen display. The bar
signal should be approximately 700 mV amplitude.
a. Press SWEEP to select a 1–Field sweep (2 ms/div).
b. Turn the DC Restorer to OFF:
Press CONFIG.
Select Composite Input > DC Restore > Off.
Press CONFIG to dismiss the menu.
6. Press the CURSORS button to turn on the cursor controls.
7. Use the arrow keys to select Volt1 and Volt2 and adjust the cursors to be near
the top of the waveform using the GENERAL knob.
8. Use the vertical knob to move the top of the waveform to the zero graticule.
9. Press and hold the GAIN button, select Gain Settings, and then select x10.
10. Press the GAIN button to close the menu.
WVR7200 Specifications and Performance Verification