Adjustment
Adjustment Procedures
5Ć4
Figure 5Ć2:ăTiming Compensation Waveform
18. Press UTILITY.
19. Press the main menu button Timing. Read the onĆscreen text before
continuing.
20. Press the side menu button OK Compensate Timing. Follow the
instructions on the screen.
Use this procedure to adjust the lowĆfrequency compensation of the channel
1 and channel 2 attenuators. You should perform this procedure if your
oscilloscope demonstrates gross rounding or overshoot of squareĆwave
input signals or if your instrument fails one of the Performance Tests in the
previous section.
1. Remove the instrument cabinet as described in the removal procedure
on page 6Ć13.
2. Set the oscilloscope on its left side with its front facing toward you.
3. Power up the oscilloscope and press SAVE/RECALL SETUP.
4. Press the main menu button Factory; then press the side menu button
OK Confirm Factory Init.
5. Press CLEAR MENU.
6. Connect the high output of a calibration generator (Item 5) to the CH 1
BNC through a 50 W coaxial cable (Item 3) and a 50 W termination
(Item 2). (See Figure 5Ć3.)
Attenuator
Adjustment
