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Performance Tests
Performance Verification
4Ć28
9. Set the volts/div scale to 50 mV.
10. Adjust the sine wave generator amplitude for a one division display.
11. Set SRC to Ch1.
12. Press the SET LEVEL TO 50% button and confirm a stable display.
13. Set SLOPE to Rising.
14. Press the SET LEVEL TO 50% button and confirm a stable display.
15. Press the MAIN/DELAY SELECT button (selecting delay).
16. Press the SET LEVEL TO 50% button and confirm a stable delayed
sweep display (see the following note).
NOTE
A slight adjustment of the delay time may be necessary to obtain a
stable delayed sweep display. Press the Horizontal Menu button
and adjust the delay time using the General Purpose Knob. Press
the Trigger Menu button after confirming a stable display.
17. Set SLOPE to Rising.
18. Press the SET LEVEL TO 50% button and confirm a stable delayed
sweep display.
NOTE
A slight adjustment of the delay time may be necessary to obtain a
stable delayed sweep display. Press the Horizontal Menu button
and adjust the delay time using the General Purpose Knob.
19. Press the HORIZONTAL MENU button and set DELAY to Off.
20. Disconnect the test setup from the oscilloscope.
Video Trigger Sensitivity
The following steps check the video trigger sensitivity.
Equipment Required: One NTSC Television signal generator (item 14), one
75 W termination (item 4), and one 75 W coaxial cable (item 6).
1. Display channel 1, turning all others off.
2. Connect the composite sync output of the television signal generator to
the CH 1 input as shown in Figure 4Ć16.