Performance Ve ri fi cation
11. Set the Acquisi
tionmodetoSampleasfollows:
a. Push the front-panel Acquire button.
b. Push the Mode lower-bezel b utton (if it is not already selected).
c. Push the Sample side bezel button.
12. Repeat the tests at 50 Ω as follows:
a. Push the front-panel channel 1 button.
b. Set the Ter
mination (input impedance) to 50 Ω.
c. Push the front-panel Wave Inspector Measure button, and repeat steps 5
through 1
1.
13. Repeat the tests at 250 MHz bandwidth as follows:
a. Push the front-panel channel 1 button.
b. Set the Termination (input impedance) to 1MΩ.
c. Push the bottom-bezel Bandwidth button.
d. Push the side-bezel 250 MHz button.
e. Push t
he front-panel Waveform Inspector Measure button.
f. Repeat steps 5 through 12.
14. Repeat the tests at 20 MHz bandwidth as follows:
a. Push the front-panel channel 1 button.
b. Set the Termination (input impedance) to 1MΩ.
c. Push the bottom-bezel Bandwidth button.
d. Pu
sh the side-bezel 20 MHz button.
e. Push the front-panel Waveform Inspector Measure button.
f. Repeat steps 5 through 12.
15. Repeat the procedure for all remaining channels as follows:
a. Push the front-panel button to deselect the channel that you have already
tested.
b. Starting from step 3, repeat the procedure for each input channel.
MDO4000 Series Specifications and Performance Verification 77